ass doppler 

A person's tendancy to monitor, grade, and report on one's lower GI tract performance.

Butch's ass doppler went off when he realized his rectal contents were not purely gaseous.

ass doppler by shmacky December 21, 2008

dopple ass 

A person who is clumsy, trips/falls a lot, uncoordinated with simple actions and activities. Usually small children or someone intoxicated.

You dopple ass!! you just tripped and spilled your drink everywhere, again!

Jeez kid, first day with new feet? Ya dopple ass!

dopple ass by Kepmiester November 30, 2020