Definition of pinhead
1 : the head of a pin
2 : something very small or insignificant
3 : a very dull or stupid person : fool
Examples of pinhead in a Sentence
The insect is the size of a pinhead.
Her boss is a real pinhead.
Recent Examples of pinhead from the Web
Alumni protest that pinhead reporters don’t know the whole story, that these coaches and presidents and chancellors are princely men.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pinhead'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of pinhead
PINHEAD Defined for English Language Learners
Definition of pinhead for English Language Learners
: the rounded end of a pin
: a stupid or foolish person
Seen and Heard
What made you want to look up pinhead? Please tell us where you read or heard it (including the quote, if possible).