We found 31 dictionaries that define the word one way:

General (24 matching dictionaries)

1. one way: Longman Dictionary of Contemporary English
2. one-way: Merriam-Webster
3. one-way: Oxford Learner's Dictionaries
4. one-way: American Heritage Dictionary of the English Language
5. one-way, one-way: Collins English Dictionary
6. one-way: Vocabulary.com
7. One-Way: Wordnik
8. one-way: Wiktionary
9. one-way: Webster's New World College Dictionary, 4th Ed.
10. one-way: The Wordsmyth English Dictionary-Thesaurus
11. one-way: Infoplease Dictionary
12. one-way, one way: Dictionary.com
13. one-way: Online Etymology Dictionary
14. one-way: Cambridge Essential American English Dictionary
15. One-Way (novel), One Way (American band), One Way (South Korean band), One Way (Tamela Mann album), One Way (film), One Way (song), One-way, One-way (disambiguation), One way: Wikipedia, the Free Encyclopedia
16. one-way: Rhymezone
17. One Way: Stammtisch Beau Fleuve Acronyms
18. one-way: FreeDictionary.org
19. one-way: Mnemonic Dictionary
20. one-way: TheFreeDictionary.com
21. One-way, one-way: Wordnik
22. one-way: Cambridge Advanced Learner's Dictionary

Business (1 matching dictionary)

23. Construction Term Glossary (No longer online)

Science (1 matching dictionary)

24. one-way, one way: PlanetMath Encyclopedia

Slang (3 matching dictionaries)

25. one way: Green’s Dictionary of Slang
26. One way: Street Terms: Drugs and the Drug Trade
27. one way: Urban Dictionary

Tech (2 matching dictionaries)

28. AUTOMOTIVE TERMS (No longer online)
29. Basics of Space Flight Glossary (No longer online)

Definitions from Wiktionary (One way) ▸ adjective:  Alternative form of one-way [Allowing movement, vision, etc. in only one direction; unidirectional.] Opposite: two-way, round-trip, return Phrases: one way street, one way mirror, one way light time, one way function, one way hash function, more... ▸ Word origin ▸ Words similar to one way ▸ Usage examples for one way ▸ Idioms related to one way ▸ Wikipedia articles (New!) ▸ Popular nouns described by one way ▸ Words that often appear near one way ▸ Rhymes of one way ▸ Invented words related to one way