1. [ noun ] the fleshy part of the human body that you sit on
Synonyms: seat ass bottom rear_end tail behind buttocks stern hind_end fundament keister posterior bum backside prat rear buns tail_end tooshie tush rump can derriere fanny butt nates arse

"he deserves a good kick in the butt" "are you going to sit on your fanny and do nothing?"

Related terms: body_part torso
2. [ noun ] (zoology) the part of a quadruped that corresponds to the human buttocks
Synonyms: rump croupe croup
Related terms: body_part haunch quadruped
Similar spelling:   hindquarter