Dictionary.com
definitions
  • synonyms

wild oat

See more synonyms on Thesaurus.com
noun
  1. any uncultivated species of Avena, especially a common weedy grass, A. fatua, resembling the cultivated oat.
  2. a hardy plant, Uvularia sessilifolia, of the lily family, of eastern North America, having deep green, hairy leaves and greenish-yellow, tubular flowers.
Idioms
  1. sow one's wild oats, to have a youthful fling at reckless and indiscreet behavior, especially to be promiscuous before marriage.

Origin of wild oat

First recorded in 1490–1500
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for wild oats

wild oats

pl n
  1. slang the indiscretions of youth, esp dissoluteness before settling down (esp in the phrase sow one's wild oats)

wild oat

noun
  1. any of several temperate annual grasses of the genus Avena, esp A. fatua, that grow as weeds and have long bristles on their flower spikes
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

Idioms and Phrases with wild oats

wild oats

see sow one's wild oats.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.