smartassery en · NOUN
Etymology
From smartass + -ery.
Meanings
-
(derogatory, slang, uncountable, vulgar) The behavior of a smartass.
'Is that the best you can do with all your big-talk smartassery? Aspirin?' Harold stuffed his hands into his pockets and looked at her miserably, accepting the rebuke.
1978, Stephen King, The Stand: