gum
noun /ɡʌm/
/ɡʌm/
Idioms - [countable, usually plural] either of the areas of flesh in the mouth to which the teeth are attached
- gum disease
Oxford Collocations Dictionaryadjective- lower
- upper
- toothless
- …
- disease
- [uncountable] a sticky substance produced by some types of tree see also xanthan gum
- [uncountable] a type of glue used for sticking light things together, such as paper see also spirit gum
- (also chewing gum)[uncountable] a sweet that you chew (= bite many times) but do not eat
- [countable] a fairly hard, coloured sweet that tastes of fruit and that you chew
- fruit gums
Word Originnoun senses 2 to 5 Middle English: from Old French gomme, based on Latin gummi, from Greek kommi, from Egyptian kemai. noun sense 1 Old English gōma ‘inside of the mouth or throat’, of Germanic origin; related to German Gaumen ‘roof of the mouth’.
Idioms
by gum!
- (old-fashioned, informal) used to show surprise