rashrash1 /ræʃ/ adjective 
Please Jessie, don’t do anything rash. Don’t go making any rash decisions about your future! It was rather rash of you to lend them your car.—rashly adverb: I rashly agreed to look after the children.—rashness noun [uncountable]
WORD ORIGINrash1
Origin:
1300-1400 Probably from an unrecorded Old English ræscEXAMPLES FROM OTHER DICTIONARIES
- a rash decision
- Don't make any rash promises that you may regret later.
- It would be rash to put too much into stocks right now.
- Stay where you are and don't do anything rash -- I'll be over in five minutes.
- At times like this the only sensible thing to do is something rash.
- But while the plans are grand, they are not necessarily rash.
- Disputes were resolved by rash games of gambling and false threats rather than by combat.
- Fortunately, there is nothing dogmatic or rash about Jospin.
- The rash application of strong antiseptic solutions to prevent or ward off infection is another rare cause of urethritis.
Longman Language Activatornot thinking carefully enough before doing something
if you do something rash , you do not think carefully about the effect it will have, and you wish later you had not done it: · Stay where you are and don't do anything rash -- I'll be over in five minutes.· Don't make any rash promises that you may regret later.
too quick to do or say something, without taking time to think about it first: · I think I may have been a little hasty about firing him.· Go home and think about whether you really want to have the operation -- I don't want you to make any hasty decisions.
doing things as soon as you think of them, without considering the possible dangers or problems: · She's so impulsive -- she saw the house for the first time and said she'd buy it straight away.· Although she comes across as impulsive, Harper is actually very cautious and indecisive.
doing something without thinking carefully first, especially because you have an emotional character and easily get angry, excited etc: · If you weren't so impetuous you wouldn't have lost your job.· He says she's impetuous and emotional.
COLLOCATIONS FROM THE ENTRY Don’t go making any rash decisions about your future! It was rather rash of you to lend them your car.COLLOCATIONS FROM OTHER ENTRIES an allergic rash
Don’t go making any rash decisions about your future! It was rather rash of you to lend them your car. an allergic rash British English (=piece of bacon)
(=sore skin caused by wet nappies)· He's got really bad nappy rash at the moment.
· Skin rashes are common among children.
COLLOCATIONS FROM THE CORPUSNOUN· He was smiling but with such grimness that she began to regret her rash decision to come.· Before making any rash decisions about your fund you should consider the following points.
PHRASES FROM OTHER ENTRIES► break out in spots/a rash/a sweat etc
if you are rash, you do things too quickly, without thinking carefully about whether they are sensible or not: - Tell them you've come out in a rash, or something.
Please Jessie, don’t do anything rash. Don’t go making any rash decisions about your future! It was rather rash of you to lend them your car.—rashly adverb: I rashly agreed to look after the children.—rashness noun [uncountable]