We found 20 dictionaries that define the word sniffing:

General (14 matching dictionaries)

1. sniffing: Merriam-Webster
2. sniffing: Collins English Dictionary
3. sniffing: Vocabulary.com
4. Sniffing, sniffing: Wordnik
5. sniffing: Cambridge Advanced Learner's Dictionary
6. sniffing: Wiktionary
7. sniffing: Dictionary.com
8. sniffing: Cambridge Essential American English Dictionary
9. Sniffing (behavior), Sniffing: Wikipedia, the Free Encyclopedia
10. Sniffing: Online Plain Text English Dictionary
11. sniffing: Webster's Revised Unabridged, 1913 Edition
12. Sniffing: AllWords.com Multi-Lingual Dictionary
13. sniffing: FreeDictionary.org
14. Sniffing: TheFreeDictionary.com

Computing (2 matching dictionaries)

15. sniffing: Hacking Lexicon
16. sniffing: Encyclopedia

Medicine (2 matching dictionaries)

17. online medical dictionary (No longer online)
18. sniffing: Medical dictionary

Miscellaneous (1 matching dictionary)

19. sniffing: Idioms

Tech (1 matching dictionary)

20. Space and Electronic Warfare Lexicon (No longer online)

(Note: See sniff as well.)

Definitions from Wiktionary (sniffing) ▸ noun:  A sniff sound or action. Similar: sniffle, snuff, whiff, snorting, snuffling, sneezle, snip, snapping, snifter, snortle, more... Opposite: snorting, inhaling Phrases: sniffing at, sniffing around, sniffing out, glue sniffing, sniffing glue, more... Adjectives: glue, solvent, more, constant, continuous, mutual, active, stereotyped, frequent, exploratory, chronic ▸ Words similar to sniffing ▸ Usage examples for sniffing ▸ Idioms related to sniffing ▸ Wikipedia articles (New!) ▸ Popular adjectives describing sniffing ▸ Words that often appear near sniffing ▸ Rhymes of sniffing ▸ Invented words related to sniffing