We found 12 dictionaries that define the word in on:

General (10 matching dictionaries)

1. in on: Merriam-Webster
2. in on: Oxford Learner's Dictionaries
3. in on: Collins English Dictionary
4. in on: Vocabulary.com
5. in on: Wiktionary
6. in on: Dictionary.com
7. in on: Rhymezone
8. in on: FreeDictionary.org
9. in on: Mnemonic Dictionary
10. in on: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

11. in on: Idioms

Slang (1 matching dictionary)

12. in on: Green’s Dictionary of Slang

Definitions from WordNet (in on) ▸ adverb:  participating in or knowledgeable out ("Was in on the scheme") Types: privy to, in know, in loop, more... Phrases: move in on, burst in on, let in on, get in on the act, cash in on, more... ▸ Words similar to in on ▸ Usage examples for in on ▸ Idioms related to in on ▸ Wikipedia articles (New!) ▸ Words that often appear near in on ▸ Rhymes of in on ▸ Invented words related to in on