RichThesaurus
drop a chalupa
vs
move one's bowels
drop a chalupa
verb
To release feces into a toilet; to defecate.
move one's bowels
verb
To excrete feces from one's bowels: to defecate.
How often have the words
drop a chalupa
and
move one's bowels
occurred in a corpus of books?
(source:
Google Ngram Viewer
)