Pronunciation: (u-krOO'), [key]
—v.i., -crued, -cru•ing.
1. to happen or result as a natural growth, addition, etc.
2. to be added as a matter of periodic gain or advantage, as interest on money.
3. Law.to become a present and enforceable right or demand.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.