WordReference Random House Learner's Dictionary of American English © 2025
up•chuck /ˈʌpˌtʃʌk/USA pronunciation
v.
WordReference Random House Unabridged Dictionary of American English © 2025- Informal Termsto vomit: [no object]to upchuck all over the carpet.[~ + object]to upchuck dinner.
up•chuck
(up′chuk′),USA pronunciation v.i., v.t. [Informal.]
- Informal Termsto vomit.
- up- + chuck1 1920–25
'upchuck' also found in these entries (note: many are not synonyms or translations):