adj. Boneheaded in a particularly throbulent, male-memberish way.
Real citation: “There are times I think marriage is nothing but legalized prostitution. I said before that I have nothing against marriage per se but I warn any and all poor foggy-eyed love-struck bonerheaded schnooks ready to get married to beware of some of the pityfalls. (Not a typo.)”
(March 31, 2002, http://p197.ezboard.com/ffreedomofspeechfrm7.showMessageRange?topicID=166.topic&start=21&stop=40)
Made-up citation: My new book--Boys Are Bonerheaded; Girls Are Goober-flavored--explores gender, America, stereotypes, and boners."