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1 definition by Mr Addison

 
1.
The posterior region of a homo sapien, also known as ass.

Usually used to describe one that is rounded and shapely, and usually under 2 years of age.
That little baby has the cutest tuchusrump.

My son can be the biggest pain in the tuchusrump on the face of the Earth.
by Mr Addison May 08, 2006