n (informal|childish) A stuffed animal, blanket, or toy that a small child is more attached to than any other, and often sleeps with.
n (context|rabbit behavior) A high hop that a rabbit may perform when happy.
n (US|informal|childish) A baby's pacifier. See [http://en.wikipedia.org/wiki/Pacifier Pacifier]. In the U.S. (Reg. 0334946) and a number of other countries, BINKY is a brand of pacifiers, owned by Playtex Products, Inc. See [http://www.uspto.gov]
v (intransitive|rabbit behavior) To perform a high hop, as when happy.