We found 27 dictionaries that define the word lets:

General (16 matching dictionaries)

1. -lets, let's, lets: Merriam-Webster
2. let's, lets, lets: Oxford Learner's Dictionaries
3. let's: American Heritage Dictionary of the English Language
4. LETS, let's: Collins English Dictionary
5. LETS, lets: Vocabulary.com
6. Let�s, Let''s, Let's, Lets, Lets, Lets, let's, lets, lets, lets: Wordnik
7. let's, lets: Cambridge Advanced Learner's Dictionary
8. LETS, let's, lets: Wiktionary
9. let's: Webster's New World College Dictionary, 4th Ed.
10. let's: The Wordsmyth English Dictionary-Thesaurus
11. let's: Infoplease Dictionary
12. lets: Dictionary.com
13. lets: Cambridge Essential American English Dictionary
14. LETS, Let's, Lets: Wikipedia, the Free Encyclopedia
15. LETS, let's: TheFreeDictionary.com
16. Lets, lets: Wordnik

Business (3 matching dictionaries)

17. lets: Merriam-Webster Legal Dictionary
18. lets: Legal dictionary
19. lets: Financial dictionary

Computing (1 matching dictionary)

20. lets: Encyclopedia

Medicine (2 matching dictionaries)

21. online medical dictionary (No longer online)
22. LETS: Medical dictionary

Miscellaneous (3 matching dictionaries)

23. LETS: Acronym Finder
24. AbbreviationZ (No longer online)
25. lets: Idioms

Science (1 matching dictionary)

26. LETS: Cytokines & Cells Online Pathfinder Encyclopaedia

Slang (1 matching dictionary)

27. LETS: Urban Dictionary

(Note: See let as well.)

Definitions from Wiktionary (LETS) ▸ verb:  Misspelling of let's. [Used to form the cohortative of verbs, equivalent of the first-person plural imperative in some other languages.] ▸ noun:  Initialism of local exchange trading system. Similar: get, allow, permit, leave, have, rent, lease, countenance, net ball, enable, more... Opposite: halts, stops, ceases, prevents, prohibits Types: may, can, must, should, ought to, have to, would, more... Phrases: lets out, lets loose, lets down, lets fall, lets slip, more... Adjectives: different, immodest, thin, high, brave, most, first, object, local, individual, decayed ▸ Words similar to lets ▸ Usage examples for lets ▸ Idioms related to lets ▸ Wikipedia articles (New!) ▸ Popular adjectives describing lets ▸ Words that often appear near lets ▸ Rhymes of lets ▸ Invented words related to lets