fundament (
http://definr.com/fundament)
n 1: the fundamental assumptions underlying an explanation; "the
whole argument rested on a basis of conjecture" [syn:
basis,
base,
foundation,
groundwork,
cornerstone]
2: the fleshy part of the human body that you sit on [syn:
buttocks,
nates,
arse,
butt,
backside,
bum,
buns,
can,
hindquarters,
hind end,
keister,
posterior,
prat,
rear,
rear end,
rump,
stern,
seat,
tail, {tail
end},
tooshie,
tush,
bottom,
behind,
derriere,
fanny,
ass]
3: lowest support of a structure; "it was built on a base of
solid rock"; "he stood at the foot of the tower" [syn:
foundation,
base,
foot,
groundwork,
substructure,
understructure]