backside

/ˌbækˈsaɪd/

/ˈbæksaɪd/

Other forms: backsides

Definitions of backside

1. noun

   the side of an object that is opposite its front
   synonyms: back end, rear

   types:

   nape, nucha, scruff

   the back side of the neck

   rearward

   direction toward the rear

   type of:

   face, side

   a surface forming part of the outside of an object
2. noun

   the fleshy part of the human body that you sit on
   synonyms: ass, behind, bottom, bum, buns, butt, buttocks, can, derriere, fanny, fundament, hind end, hindquarters, keister, nates, posterior, prat, rear, rear end, rump, seat, stern, tail, tail end, tooshie, tush

   type of:

   body part

   any part of an organism such as an organ or extremity