Definition of pintles:
(n) :
(nautical) A pin or bolt, usually vertical, which acts as a pivot for a hinge or a rudder.
(n) :
(gunnery) An iron pin used to control recoil of a cannon or around which a gun carriage revolves.
(n) :
(fashion) A pin on the buckle of a belt used to fit into the holes of the belt and hold it at the desired level of tightness.
(n) :
(now dialectal) The penis.