1
general::
Phrase(s): binge and purge
to overeat and vomit, alternatively and repeatedly. (A symptom of the condition called bulimia.) • She had binged and purged a number of times before she finally sought help from a doctor. • Terry had been bingeing and purging for a number of years and was very, very thin.
McGrawhill's American Idioms And Phrasal Verbs