1 definition by CoachHazellsHat
the act of folding the outside edges of the brim of a baseball cap in a manner creating a squared-off look while tightly crimping the top of the hat, creating a hard edge above the insignia resembling the hat of Purdue Head Football Coach, Darrel Hazell.
An excited Boiler Nation has begun to enthusiastically HAZELLFY their hats in support of their new football coach.
by CoachHazellsHat December 6, 2012