Definition of blowtorch
: a small burner having a device to intensify combustion by means of a blast of air or oxygen, usually including a fuel tank pressurized by a hand pump, and used especially in plumbing
Recent Examples of blowtorch from the Web
Note that the crayons in this photo from NASA’s JPL are not melting from the heat of the blowtorch beneath them.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'blowtorch'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of blowtorch
BLOWTORCH Defined for English Language Learners
Definition of blowtorch for English Language Learners
: a device that produces a very hot, narrow flame for doing work (such as melting metal to join pipes together)
BLOWTORCH Defined for Kids
Definition of blowtorch for Students
: a small portable burner in which the flame is made hotter by a blast of air or oxygen
Seen and Heard
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