Definitions
1.nounSomeone who or something that pecks, striking or piercing in the manner of a bird's beak or bill, particularly:
2.noun(by extension of the sense ‘beak’) A nose.
3.noun(by extension, from the expression ‘keep one's pecker up’) Spirits, nerve, courage.
4.noun(chiefly in the plural) Short for peckerwood ("whitey; white trash")
5.noun(chiefly in the plural) Short for peckerhead ("dickhead; an aggressive or objectionable idiot").
6.nounA dickhead: an unpleasant, stupid or mean person."I dunno what this peckerhead thinks he's doin' but he's about to fall off that bridge."
7.nounAn electric motor's terminal connection or wiring box.