(1):

(v. i.) To haunt, or enter by, crannies.

(2):

(v. i.) To crack into, or become full of, crannies.

(3):

(n.) A small, narrow opening, fissure, crevice, or chink, as in a wall, or other substance.

(4):

(n.) A tool for forming the necks of bottles, etc.

(5):

(a.) Quick; giddy; thoughtless.