transitive verb crazed, crazing craz′·ing

1. Obsolete to break or shatter
2. to cause to become mentally ill; make insane
3. to produce a crackled surface or small cracks in the glaze of (pottery, porcelain, etc.)

Etymology: ME crasen, to crack, break < Scand, as in Dan krase, to crackle, Swed krasa, to break up

intransitive verb

1. to become mentally ill
2. Now Rare to break, shatter, crack, etc.
3. to become finely cracked, as the glaze of pottery

noun

1. an exaggerated enthusiasm; mania
2. something that is currently the fashion; fad
3. a crack in glaze or enamel, as of pottery