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See more synonyms for dad on Thesaurus.com
noun Informal.
  1. father.
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Origin of dad1

First recorded in 1490–1500; probably orig. nursery word


interjection Informal.
  1. God (used in combination in mild oaths): dad-blamed; dad-gummed.
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Origin of dad2

First recorded in 1670–80; euphemism for God


noun Scot. and North England.
  1. a solid blow or knock.
  2. a large slice, lump, or portion.
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Origin of dad3

First recorded in 1710–20; probably variant of dab1


  1. the 15th letter of the Arabic alphabet.
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Origin of ḍad

From Arabic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for dad

Contemporary Examples

Historical Examples

  • Don't mind him, dad—I know all about it, I tell you—I'll explain later to you.

    The Spenders

    Harry Leon Wilson

  • Dad and the mater both say the same now—they're more severe than I was.

    The Spenders

    Harry Leon Wilson

  • And meantime, I'll run down to Dad's office, and have him back here in half an hour.

    Within the Law

    Marvin Dana

  • "You'll see what we'll do next summer, Dad," she said cheerily.


    W. A. Fraser

  • We'll have a champagne supper, with cider for champagne, eh, dad?


    W. A. Fraser

British Dictionary definitions for dad


  1. an informal word for father
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Word Origin

C16: childish word; compare Greek tata, Sanskrit tatas
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

Word Origin and History for dad


recorded from c.1500, but probably much older, from child's speech, nearly universal and probably prehistoric (cf. Welsh tad, Irish daid, Czech, Latin, Greek tata, Lithuanian tete, Sanskrit tatah, all of the same meaning).

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Online Etymology Dictionary, © 2010 Douglas Harper