From The Collaborative International Dictionary of English v.0.48 [gcide]:
doll \doll\ (d[o^]l), n. [A contraction of Dorothy; or less
prob. an abbreviation of idol; or cf. OD. dol a whipping top,
D. dollen to rave, and E. dull.]
1. a small, usually flexible figure representing a human
being, especially a toy baby for a little girl; a child's
puppet.
[1913 Webster]
2. an attractive woman or girl. [slang]
[PJC]
Come along and be my party doll. --(The first
words of the
song)
From WordNet (r) 3.0 (2006) [wn]:
doll
n 1: a small replica of a person; used as a toy [syn: doll,
dolly]
2: informal terms for a (young) woman [syn: dame, doll,
wench, skirt, chick, bird]