sharp as a tack

Speech parts

1. sharp as a tack - Adjective

2. sharp as a tack - Phrase

Meaning

sharp as a tack (not comparable)

(simile, colloquial) very intelligent
Synonyms: see Thesaurus:intelligent

Source: en.wiktionary.org

Synonyms

smart as a whip

Antonyms

slow-witted empty-headed wooden-headed feeble-minded thick-headed

Words in the phrase

sharp as a tack

Close letter words and terms

sharp as a bowling ball sharp as a needle sharp as a razor sharp ball sharp bend sharp blast