thumb

From Wiktionary

Pronunciation[change]

  • IPA (key): /θʌm/
  • [[File:|noicon|175px]]([[:File:|file]])

Noun[change]

Singular
thumb

Plural
thumbs

A hand with the thumb pointing up
  1. (countable) A thumb is the part of your hand that looks like a short, fat finger. Most people have a thumb on each hand.
    In many countries, pointing your thumb up means, "good".
  2. (countable) A thumb or thumbnail is a small picture on a computer that you can click on to see a larger picture.

Verb[change]

Plain form
thumb

Third-person singular
thumbs

Past tense
thumbed

Past participle
thumbed

Present participle
thumbing

  1. (transitive) If someone thumbs something, they touch it with the thumb.
  2. (slang) When someone thumbs, they are standing by a road waiting for someone to give them a ride.
    I thumbed down a pickup truck to take me to San Antonio.