B2noun2K

Thumb

UK /["/θʌm/"]/US /["/θʌm/"]/

Definition

the short, thick finger at the side of the hand, slightly apart from the other four

In simple words: The short, thick finger on your hand used for gripping things.

Examples

  • He gave a thumbs-up to show his approval.
  • I hurt my thumb while trying to open the jar.
  • You can use your thumb to scroll on the touchscreen.
  • She stuck her thumb out to hitchhike along the highway.
  • The thumbprint left on the glass helped identify the suspect.

Usage notes

Used in everyday language to describe the opposable digit on the hand. It is appropriate in both casual and formal contexts, such as discussing anatomy or giving directions.

Grammar pattern

standalone noun

Memory hint

Think of 'thumbs up' to remember it stands for a special finger!

Collocations

  • suck
  • flick
  • jab
  • nail
  • between finger and thumb
  • between thumb and forefinger
  • thumbs up

Synonyms

  • digit
  • finger
  • opposable finger

Antonyms

  • toe
  • finger

Common mistakes

  • Confused with 'thump' when discussing sounds.
  • Sometimes pronounced incorrectly as 'thumbs'.
  • Omitting 'the' before 'thumb' in sentences.