thumbtack

/ˌθʌmˈtæk/
/ˈθʌmtæk/
IPA guide

Other forms: thumbtacks; thumbtacked

Definitions of thumbtack
  1. noun
    a tack for attaching papers to a bulletin board or drawing board
    synonyms: drawing pin, pushpin
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    type of:
    paper fastener
    a fastener for holding a sheet of paper in place
    tack
    a short nail with a sharp point and a large head
  2. verb
    fasten with thumbtacks
    “The teacher thumbtacked the notice on the bulletin board”
    see moresee less
    type of:
    tack
    fasten with tacks
Pronunciation
US
/ˌθʌmˈtæk/
UK
/ˈθʌmtæk/
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