noun
: a bolt with a round or flat slotted head and a square nut, resembling a machine screw but usually having coarser threads and used for joining metal parts — see bolt illustration
noun
: a bolt with a round or flat slotted head and a square nut, resembling a machine screw but usually having coarser threads and used for joining metal parts — see bolt illustration
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012