adjective, cock·i·er, cock·i·est.
arrogant; pertly self-assertive; conceited: He walked in with a cocky air.
Origin of cocky1
Related formscock·i·ly, adverbcock·i·ness, noun
First recorded in 1540–50; cock1
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for cockily
Historical Examples of cockily
"Well, I'll have you to understand, sergeant—" bristled Hetherington, cockily.
"That's the Queen o' Kentucky, sir," replied the other cockily.
The strut properly speaking began at the tip of his hat–his soft, black hat that sat so cockily upon his head.
"Eldorado," he said once, cockily, as if he remembered something from the Spanish part of his background.
British Dictionary definitions for cockily
adjective cockier or cockiest
Derived Formscockily, adverb
excessively proud of oneself
noun plural cockies Australian informal
a farmer whose farm is regarded as small or of little account
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for cockily
"arrogantly pert," 1768; originally "lecherous" (1540s); from cock (n.1) + -y (2). Related: Cockiness.
Online Etymology Dictionary, © 2010 Douglas Harper