gum

Universal Words noun, verb noun 1 [C,usually pl.] either of the firm areas of flesh in the mouth to which the teeth are attached: gum disease 2 [U] a sticky substance produced by some types of tree 3 [U] a type of glue used for sticking light things together, such as paper 4 [U] = CHEWINGGUM 5 [C] a firm transparent fruit-flavoured sweet/candy that you chew: fruit gums IDIOMS by gum! (old-fashioned, BrE, spoken) used to show surprise verb (-mm-) [VN] [usually +adv./prep.] ~ A to B