[oh-ver-mas-ter, -mah-ster]

verb (used with object)

to gain mastery over; conquer; overpower: The sudden impulse had quite overmastered me.

Origin of overmaster

Middle English word dating back to 1300–50; see origin at over-, master
Related formso·ver·mas·ter·ing·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for overmaster

Contemporary Examples of overmaster

Historical Examples of overmaster

  • The backward drag rapidly decreased as the pull of Saturn and his system began to overmaster that of Jupiter.

    A Honeymoon in Space

    George Griffith

  • These two elements coxisted from early times, and caused perpetual ferment by their struggles to overmaster each other.

    The Cradle of the Christ

    Octavius Brooks Frothingham

  • "He has fainted," said Tom, not allowing the worse fear to overmaster him.

    We Two

    Edna Lyall

  • It had begun so delicately; it became in a little while so determined, it threatened to overmaster him.

    The Wave

    Algernon Blackwood

  • Again he sought to take her, to hold her and overmaster her.

    The Air Trust

    George Allan England

British Dictionary definitions for overmaster



(tr) to overpower
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 overmaster

mid-14c., from over- + master (v.). Related: Overmastered; overmastering.

Online Etymology Dictionary, © 2010 Douglas Harper