muggymug‧gy /ˈmʌɡi/ adjective 
Word Origin
Word OriginWORD ORIGINmuggy
ExamplesOrigin:
1700-1800 mug ‘light rain’ (1700-1800), probably from a Scandinavian languageEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- It was a warm muggy afternoon, and it looked like it would rain.
- Summer is hot and muggy in the Deep South.
- When it's hot and muggy, no one feels like working.
- But on this muggy August afternoon, with no open windows, its failure is guaranteed.
- I meet her, in my unflattering dress, at the Warrior one muggy Saturday.
- It is another hot muggy day.
- It was a hot, very muggy evening.
- It was warm again, warm and muggy.
- The air now had a muggy, almost tropical, feel.
- The coast was rough country and the big rucksack a burden in the muggy atmosphere.
- The prestigious venue was host to 46 teams on a muggy Sunday.
THESAURUSair/weather► damp
informal muggy weather is unpleasantly warm and the air seems wet SYN humid► see thesaurus at damp, hot, wet slightly wet, especially in a cold unpleasant way: · It was a cold damp morning.
► humid hot and damp in an unpleasant way: · Florida can be very humid in the summer.
► muggy warm and damp and making you feel uncomfortable: · This muggy weather gives me a headache.
► dank dank air is cold and damp and smells unpleasant – used especially about the air inside a room: · The dank air smelled of stale sweat.
weather► hot used especially when you feel uncomfortable: · a hot day· It’s too hot to do any work.
► warm a little hot, especially in a way that seems pleasant: · a warm summer’s evening· It’s supposed to be a bit warmer tomorrow.
► boiling (hot) spoken very hot: · The weather was boiling hot.· a boiling hot day· It was absolutely boiling this lunchtime.
► baking (hot) British English very hot and dry: · a baking hot afternoon· The weather was baking hot and conditions at the camp became unbearable.· It’s baking out there in the garden – I need a drink.
► scorching (hot) very hot: · It was another scorching hot July day.· When we got there, the weather was scorching.· Arizona is scorching hot every day.
► humid/muggy hot and damp: · This week sees a return to more humid conditions.· Hong Kong gets very humid at this time of year.· In June the weather was often muggy in the evenings.· It was a warm muggy afternoon, and it looked like it would rain.
► wet covered in water or another liquid: · I’ve just washed my hair and it’s still wet.· You’d better change out of those wet clothes.
► damp slightly wet: · Wipe the surfaces with a damp cloth.· The sheets are still a little damp.· The grass was still too damp to sit on.
► moist slightly wet, especially in a pleasant way – used about soil, food, or about someone’s skin or eyes: · It’s important to keep the soil moist.· a delicious moist chocolate cake· Her eyes became moist (=she was almost crying).
► clammy feeling slightly wet, cold, and sticky – used about someone’s skin, especially when they are nervous or ill: · He had clammy hands.· Ruby was feverish and clammy with sweat.
► soggy unpleasantly wet and soft – used especially about food or the ground: · a bowl of soggy rice· It had been raining hard and the ground was soggy underfoot.
► humid/muggy used when the weather is hot but the air feels wet in a way that makes you uncomfortable: · Summers in Tokyo are hot and humid.· a hot muggy day· the humid heat of a tropical forest
Longman Language Activatorroom/place/weather► hot · The weather's been very hot lately.· I make a lot of salads during hot weather.· a hot summer's day· The Gobi desert is one of the hottest places on earth.it's hot · It's hot in here. Isn't the air conditioner working?· It was much too hot in his office to do any work.· It's going to be a hot, sunny day.
► the heat high temperatures caused by hot weather, especially when this makes you feel uncomfortable in a room or outdoors: · Don't leave food sitting out in the heat.· the heat and dryness of an Arizona summer the heat of the day: · Avoid running or other vigorous exercise during the heat of the day.
► boiling/boiling hot spoken very hot: · It was a boiling hot day in August.it's boiling/boiling hot: · Leave the door open, it's boiling in here.
► broiling American, especially spoken very hot and uncomfortable: · a broiling summer daybroiling heat: · the incredible broiling heat of a Mississippi summerbroiling sun: · Troops stood at attention under a broiling noon sun.
► baking/baking hot weather that is baking or baking hot is very hot and dry: · The weather was baking hot and conditions at the camp became unbearable.it's baking/baking hot: · It's baking in here -- I need a drink.
► sweltering especially written weather that is sweltering is very hot and makes you feel wet and uncomfortable: · Everyone headed for the beach on that sweltering summer afternoon.sweltering heat: · The soldiers marched on in the sweltering heat.
► stifling/stifling hot a room or enclosed space that is stifling or stifling hot is very hot and is difficult to breathe in: · The room was stifling hot, and full of flies.· The subway stations are stifling, and reek of urine.stifling heat: · Helen sat uncomfortably in the stifling heat of the railway carriage.
► muggy/humid weather that is muggy or humid makes you feel uncomfortable because the air feels wet, warm, and heavy: · In June the weather was often muggy in the evenings and it was difficult to get to sleep.· The climate stays hot and humid all summer long.it's muggy/humid: · It's been really muggy the last few days, so we haven't done much.
► oppressive weather or heat that is oppressive is very hot and unpleasant, especially because it feels as if there is not enough air to breathe: · As the sun climbed higher in the sky, the heat grew gradually more oppressive.oppressive heat: · Despite the oppressive heat, more than 1,000 people came to the celebration.
► like an oven a room or enclosed space that is like an oven is extremely hot and uncomfortable: · The heat of the day made the gymnasium feel like an oven.it's like an oven: · It's like an oven in here. Let's open some windows.
► heatwave a period of unusually hot weather: · There was a heatwave during the first part of July.· A long summer heatwave had turned the river into a weak trickle of water.
when the air feels wet► humid humid air or weather is hot and wet in a way that makes you feel uncomfortable: · Summers in Tokyo are hot and humid.· Her clothes were sticking to her, but the humid air didn't seem to bother Ralph.· The entire island is covered by thick humid jungle.
► damp: damp air or weather is slightly wet in an unpleasant way, and makes you feel cold: · It's cold and damp outside - make sure you wear a warm coat.· At first I hated the damp weather in Britain.
► muggy: muggy weather is very warm and wet, and there is no wind, so that you feel very uncomfortable: · When it's hot and muggy, no one feels like working.· It was a warm muggy afternoon, and it looked like it would rain.
► sticky very hot and wet, making you feel uncomfortable and dirty: · We left Rome on a hot sticky day in August.· Something about the sticky humid weather made people feel a little angry.
► dank air that is dank , especially the air in an enclosed room or space, is unpleasantly wet and cold and smells bad: · The air in the room was heavy and dank, and I couldn't sleep.· I'm not surprised he's miserable, living in that dank old house.· The bag had been sitting in a dank tent for three days and smelled like an old laundry hamper.