bumburp

An audible emission of methane from the anal sphincter of an infant.

After breast-feeding, it's important to burp your baby. Also, they will probably bumburp.

by Bostonyian February 24, 2008

Bumburp

A slang and logical synonym word meaning 'fart.' Can be used as a verb 'bumburped.'

Do you see the bubbles near Jimmy in the pool? He must have bumburped.

by Mindalay May 17, 2008