1

thumbtack

noun thumb·tack \ ˈthəm-ˌtak \

Definition of thumbtack

:a tack with a broad flat head for pressing into a surface with the thumb

Recent Examples of thumbtack from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thumbtack.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of thumbtack

1884


2

thumbtack

verb

Definition of thumbtack

transitive verb
:to fasten with a thumbtack

First Known Use of thumbtack

1914


THUMBTACK Defined for English Language Learners

thumbtack

noun

Definition of thumbtack for English Language Learners

  • : a short pin that has a large, flat head and that is used to attach papers, pictures, etc., to a wall or bulletin board


THUMBTACK Defined for Kids

thumbtack

noun thumb·tack \ ˈthəm-ˌtak \

Definition of thumbtack for Students

:a tack with a broad flat head for pressing into a board or wall with the thumb


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