Definitions

from the GNU version of the Collaborative International Dictionary of English.

  • noun a device that measures alcohol content of a person's breath.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A device that measures alcohol in expired air so as to estimate the concentration of alcohol in a person's blood; used by traffic police in cases of suspected driving while under the influence of alcohol.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a device that measures chemicals (especially the alcohol content) in a person's expired breath

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

A portmanteau word from breath and analyzer. Originally a trademark of Smith & Wesson.

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