Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun buns

1 sense of buns

Sense 1
buttocks, nates, arse, butt, backside, bum, buns, can, fundament, hindquarters, hind end, keister, posterior, prat, rear, rear end, rump, stern, seat, tail, tail end, tooshie, tush, bottom, behind, derriere, fanny, ass -- (the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?")
       => body part -- (any part of an organism such as an organ or extremity)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bun

1 sense of bun

Sense 1
bun, roll -- (small rounded bread either plain or sweet)
       => bread, breadstuff, staff of life -- (food made from dough of flour or meal and usually raised with yeast or baking powder and then baked)