def
1[ def ]
/ dɛf /
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adverb Informal.
definitely: Going to Europe this summer? But def!
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Origin of def
1By shortening
Definition for def (2 of 3)
def2
[ def ]
/ dɛf /
adjective
Slang. excellent: That hip-hop record is def!
Origin of def
2An Americanism dating back to 1980–85; of uncertain origin
Definition for def (3 of 3)
def.
abbreviation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for def
British Dictionary definitions for def (1 of 2)
def
/ (dɛf) /
adjective
slang very good, esp of hip-hop
Word Origin for def
C20: perhaps from definitive
British Dictionary definitions for def (2 of 2)
def.
abbreviation for
definition
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
Medical definitions for def (1 of 2)
def
abbr.
decayed, extraction indicated due to caries, or filled (used for deciduous teeth)
Medical definitions for def (2 of 2)
DEF
abbr.
decayed, extraction indicated due to caries, or filled (used for permanent teeth)
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.