my rear
Indicates disapproval, contradiction or disbeliefIndicates disapproval, contradiction or disbelief.
» I've been sitting so much that my rear is getting flat.
Nuel · Tatoeba · CC BY 2.0 FRDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.