sniffer dog

[ snif-er dawg, dog ]
/ ˈsnɪf ər ˌdɔg, ˌdɒg /

noun

a dog trained to find illegal drugs or explosives by smell.

Words nearby sniffer dog

Sometimes sniff dog [snif dawg, dog] /ˈsnɪf ˌdɔg, ˌdɒg/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for sniffer dog

sniffer dog

noun

a police dog trained to detect drugs or explosives by smell
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012