knucklehead

English

Etymology

From knuckle +‎ head.

Pronunciation

• IPA^(key): /ˈnʌkl̩ˌhɛd/

• Audio (US):

  (file)

Noun

knucklehead (plural knuckleheads)

1. (slang) An idiot; a stupid or inept person.

   Don't stick that screwdriver into the live electrical outlet, you knucklehead!

Derived terms

• knuckleheadery
• knuckleheadish

Related terms

• knuckle