Smart Aleck Definition
One who is pretentious about their own cleverness or knowledge; a know-it-all.
One who is obnoxiously self-assured; a show off.
(rare) A well-dressed person.
Other Word Forms of Smart Aleck
Noun
Origin of Smart Aleck
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Aleck is a nickname for Alexander. The phrase "smart aleck" is possibly derived from the name Aleck Hoag, a 19th century con man and thief.
From Wiktionary
Perhaps after Aleck Hoag, 19th-century American confidence man and thief
From American Heritage Dictionary of the English Language, 5th Edition
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smart + Aleck, dim. of Alexander
From Webster's New World College Dictionary, 5th Edition
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