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[ant-see] /ˈænt si/
adjective, antsier, antsiest. Informal.
unable to sit or stand still; fidgety:
The children were bored and antsy.
apprehensive, uneasy, or nervous:
I'm a little antsy since hearing those storm warnings.
Origin of antsy
1950-55; ant + -s3 + -y1; cf. -sy
Related forms
antsiness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for antsy
Contemporary Examples
Historical Examples
  • "Tell the truth, I'm sort of antsy to get back," Joe Kivelson said.

    Four-Day Planet Henry Beam Piper
  • Give the suits something to occupy themselves with—otherwise they get antsy and stir up trouble.

    Makers Cory Doctorow
British Dictionary definitions for antsy


adjective antsier, antsiest
(informal) restless, nervous, and impatient
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for antsy

1838, American English, from plural of ant + -y (2); probably reflecting the same image as the slang expression have ants in (one's) pants "be restless and fidgety" from a century later. Related: Antsiness.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for antsy



  1. In an anxious, disturbed state; nervous; jittery: But when things are quiet, I get antsy
  2. Sexually aroused; lustful; hot
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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