What is the meaning of Binky?

A stuffed animal, pillow, blanket, or toy that a small child is more attached to than any other, and often sleeps with.

A baby's pacifier.

A high hop that a rabbit may perform when happy, usually with a 180° turn while in the air and a bewildered expression upon landing.

To perform a high hop, as when happy.

Source: wiktionary.org