WordReference Random House Learner's Dictionary of American English © 2020
ˈtrench ˌmouth, n. [uncountable]WordReference Random House Unabridged Dictionary of American English © 2020
Pathologya serious infection of the gums and throat, caused by bacteria.
See Vincent's angina.
- so called from its high incidence among soldiers in the trenches 1915–20
'trench mouth' also found in these entries: