2.Definition: the fleshy part of the human body that you sit on
Related Noun(s):backside, behind, bottom, buns, buttocks, can, derriere, fundament, hindquarters, keister, nates, posterior, prat, rump, seat, stern, tail, tooshie, tush
3.Definition: the part of something that is furthest from the normal viewer
"He stood at the back of the stage", "It was hidden in the rear of the store"
5.Definition: the side that goes last or is not normally seen