1. (noun) a stupid person; these words are used to express a low opinion of someone's intelligence

• blockhead
• bonehead
• dumbass
• dunce
• dunderhead
• fuckhead
• knucklehead
• loggerhead
• lunkhead
• muttonhead
• numskull
• shithead

2. (noun) medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous

• hammerhead shark

1. (noun) medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous

• bonnet shark
• bonnethead
• shovelhead
• sphyrna tiburo
• smalleye hammerhead
• sphyrna tudes
• smooth hammerhead
• sphyrna zygaena

1. (noun) a stupid person; these words are used to express a low opinion of someone's intelligence

• dolt
• dullard
• pillock
• poor fish
• pudden-head
• pudding head
• stupe
• stupid
• stupid person

2. (noun) the striking part of a hammer

• head

3. (noun) medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous

• shark

1. (noun) medium-sized live-bearing shark with eyes at either end of a flattened hammer-shaped head; worldwide in warm waters; can be dangerous

• genus sphyrna
• sphyrna