detection dog
nounUK /dɪˈtɛkʃən dɒɡ/
US /dɪˈtɛkʃən dɔɡ/
A dog that is trained to find things by smelling them.
The detection dog sniffed the bags at the airport.
OTHER MEANINGS
2. A dog trained to find illegal drugs.
A detection dog found drugs hidden in the car.
3. A dog trained to find people who are lost or trapped.
The detection dog helped rescuers find the lost hiker.
4. A dog trained to find explosives.
The detection dog checked the stadium before the game.