bum bum

Noun

Meaning

bum bum (plural bum bums)

Alternative spelling of bum-bum

bum-bum (plural bum-bums)

(childish or belittling) The buttocks or anus.

Source: en.wiktionary.org

bum-bum

bum bag bum bandit bum boy bum burp bum calf bum cheeks