Associations to the word «Pinning»

Wiktionary

PINNING, verb. Present participle of pin
PINNING, noun. A ceremony in which a pin badge is given.
PINNING, noun. (physics) The establishment of a definite quantum state to a particle, or of an occupation number to a system of particles

Dictionary definition

PINNING, noun. A mutual promise of a couple not to date anyone else; on college campuses it was once signaled by the giving of a fraternity pin.

Wise words

Every once in a while, you let a word or phrase out and you want to catch it and bring it back. You can't do that. It's gone, gone forever.
Dan Quayle