thumb

[ thuhm ]
/ θʌm /

noun

verb (used with object)

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This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?

Idioms for thumb

Origin of thumb

before 900; Middle English; Old English thūma; cognate with Dutch duim,Old Saxon, Old High German dūmo (German Daumen), Old Norse thumall; akin to Latin tumēre to swell (tumor)

OTHER WORDS FROM thumb

thumbless, adjectivethumblike, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for thumb

British Dictionary definitions for thumb

thumb
/ (θʌm) /

noun

verb

Derived forms of thumb

thumbless, adjectivethumblike, adjective

Word Origin for thumb

Old English thūma; related to Old Saxon thūma, Old High German thūmo, Old Norse thumall thumb of a glove, Latin tumēre to swell
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 thumb

thumb
[ thŭm ]

n.

The short thick digit of the human hand, next to the index finger and opposable to each of the other four digits.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Idioms and Phrases with thumb

thumb

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