Meaning of retch

Definition of retch

(noun) an involuntary spasm of ineffectual vomiting; "a bad case of the heaves"
(verb) eject the contents of the stomach through the mouth; "After drinking too much, the students vomited"; "He purged continuously"; "The patient regurgitated the food we gave him last night"
make an unsuccessful effort to vomit; strain to vomit

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