We found 17 dictionaries that define the word helo:

General (10 matching dictionaries)

1. helo: Merriam-Webster
2. helo: American Heritage Dictionary of the English Language
3. helo: Collins English Dictionary
4. Helo, helo: Wordnik
5. helo: Wiktionary
6. helo: Infoplease Dictionary
7. helo: Dictionary.com
8. HELO, Helo: Wikipedia, the Free Encyclopedia
9. Helo: Rhymezone
10. helo: TheFreeDictionary.com

Art (1 matching dictionary)

11. helo-: A Cross Reference of Latin and Greek Elements

Miscellaneous (2 matching dictionaries)

12. HELO: Acronym Finder
13. AbbreviationZ (No longer online)

Slang (3 matching dictionaries)

14. Helo (offensive): Racial Slur Database
15. helo: Green’s Dictionary of Slang
16. helo: Urban Dictionary

Tech (1 matching dictionary)

17. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)

(Note: See helos as well.)

Definitions from Wiktionary (helo) ▸ noun:  (military, slang) A helicopter. Similar: heliman, Huey, helichopper, heli, helibus, helicam, helistop, helipilot, helicab, helidrome, more... Opposite: goodbye, farewell, adieu Adjectives: second, first, other, last, medical, own, big, next, third ▸ Words similar to helo ▸ Usage examples for helo ▸ Idioms related to helo ▸ Wikipedia articles (New!) ▸ Popular adjectives describing helo ▸ Words that often appear near helo ▸ Rhymes of helo ▸ Invented words related to helo