O OneWordDaily
AI-generated image
Word of the Day Tuesday, June 9, 2026

sniffer

/snɪfər/ noun · British & US
Valid in UKValid in US
Share WhatsApp

What does sniffer mean?

noun

A device used for detecting and identifying substances, especially gases, by their smell or chemical properties. A person who sniffs or smells something, especially in a curious or suspicious way.

Example

"The police used a sniffer to detect the presence of narcotics in the suspect's car."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for sniffer

Rhymes with sniffer

Etymologically related