blowhole

noun blow·hole \ -ˌhōl \
Updated on: 17 Nov 2017

Definition of blowhole

1 : a hole in metal caused by a bubble of gas captured during solidification
2 : a nostril in the top of the head of a cetacean and especially a whale

Recent Examples of blowhole from the Web

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

First Known Use of blowhole

1691


BLOWHOLE Defined for English Language Learners

blowhole

noun

Definition of blowhole for English Language Learners

  • : a hole that is on the top of a whale or related animal's head and is used by the animal for breathing

  • : a hole in the ice to which seals and other animals that are living in the water under the ice come to breathe


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