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1

hairpin

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noun hair·pin \-ˌpin\

Simple Definition of hairpin

  • : a pin that is worn in your hair; especially : a pin shaped like a U that is worn to hold your hair in place

  • : an extremely sharp turn in a road that is shaped like a U

Source: Merriam-Webster's Learner's Dictionary

Full Definition of hairpin

  1. 1 :  a pin to hold the hair in place; specifically :  a long U-shaped pin

  2. 2 :  something shaped like a hairpin; specifically :  a sharp U-shaped turn in a road

1771

First Known Use of hairpin

1771


2

hairpin

adjective hair·pin

Definition of hairpin

  1. :  having the shape of a hairpin <a hairpin turn>; also :  having hairpin turns <a steep hairpin road>



1887

First Known Use of hairpin

1887


HAIRPIN Defined for Kids

hairpin

play
noun hair·pin \ˈher-ˌpin\

Definition of hairpin for Students

  1. :  a pin in the shape of a U for holding the hair in place




Medical Dictionary

hairpin

play
noun hair·pin \ˈha(ə)r-ˌpin, ˈhe(ə)r-\

Medical Definition of hairpin

  1. :  a region in single-stranded RNA or DNA that is double-stranded due to pairing between purine and pyrimidine bases in adjacent sequences of the RNA or DNA that are complementary and inverted



Variants of hairpin

also hairpin loop

Learn More about hairpin


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