know-it-all

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Alternative forms 1.2 Etymology 1.3 Noun 1.3.1 Translations 1.4 See also

[edit] English

[edit] Alternative forms

• know-all

[edit] Etymology

From know + it + all.

[edit] Noun

know-it-all (plural know-it-alls)

1. Someone who acts as if he/she knows everything and believes him/herself above others as a result, normally intended as a pejorative.

   I had it figured out, but this know-it-all marched in with a better idea.

[edit] Translations

[edit] See also

• polymath
• smarty pants
• smart aleck
• wise guy
• clever dick
• wisenheimer
• smarty
• wisecracker