We found 17 dictionaries that define the word on the dot:

General (15 matching dictionaries)

1. on the dot: Longman Dictionary of Contemporary English
2. on the dot: Merriam-Webster
3. on the dot: Oxford Learner's Dictionaries
4. on the dot: Collins English Dictionary
5. on the dot: Vocabulary.com
6. on the dot: Cambridge Advanced Learner's Dictionary
7. on the dot: Wiktionary
8. on the dot: Dictionary.com
9. on the dot: Rhymezone
10. on the dot: FreeDictionary.org
11. on the dot: ESL Idiom Page
12. on the dot: Mnemonic Dictionary
13. on the dot: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

14. on the dot: Idioms

Slang (1 matching dictionary)

15. on the dot: Urban Dictionary

Definitions from WordNet (on the dot) ▸ adverb:  just as it should be Opposite: off mark, off target, imprecise, inaccurate, late Phrases: right on the dot, more... ▸ Words similar to on the dot ▸ Usage examples for on the dot ▸ Idioms related to on the dot ▸ Wikipedia articles (New!) ▸ Words that often appear near on the dot ▸ Rhymes of on the dot ▸ Invented words related to on the dot