We found 25 dictionaries that define the word kickoff:

General (20 matching dictionaries)

1. kickoff: Longman Dictionary of Contemporary English
2. kickoff: Merriam-Webster
3. kickoff: Oxford Learner's Dictionaries
4. kickoff: American Heritage Dictionary of the English Language
5. kickoff: Vocabulary.com
6. Kickoff, kickoff: Wordnik
7. kickoff: Cambridge Advanced Learner's Dictionary
8. kickoff: Wiktionary
9. kickoff: Webster's New World College Dictionary, 4th Ed.
10. kickoff: The Wordsmyth English Dictionary-Thesaurus
11. kickoff: Infoplease Dictionary
12. kickoff: Dictionary.com
13. kickoff: Cambridge Essential American English Dictionary
14. Kickoff (American football), Kickoff (gridiron football), Kickoff: Wikipedia, the Free Encyclopedia
15. kickoff: Rhymezone
16. kickoff: FreeDictionary.org
17. kickoff: Mnemonic Dictionary
18. kickoff: TheFreeDictionary.com

Art (1 matching dictionary)

19. Movie Terminology Glossary (No longer online)

Computing (1 matching dictionary)

20. kickoff: Encyclopedia

Sports (3 matching dictionaries)

21. Football Glossary (No longer online)
22. Sports Terms (No longer online)
23. Kickoff: Sports Definitions

(Note: See kickoffs as well.)

Definitions from Wiktionary ( ) ▸ noun:  Alternative spelling of kick-off. [(soccer, American football) The opening kick of each half of a game of football.] Similar: send-off, start, outset, commencement, offset, beginning, first, start-off, starting time, touchdown, more... Opposite: end, conclusion, finish, closing, termination Types: onside, squib, pooch, mortar, bloop, more... Phrases: kickoff meeting, kickoff return, NFL Kickoff Game, Chick-fil-A Kickoff Game, Kickoff specialist, more... Adjectives: half, second, next, first, official, initial, short, opening, traditional, big, formal Colors:     orange,     red,     yellow,     green,     blue, more... ▸ Words similar to kickoff ▸ Usage examples for kickoff ▸ Idioms related to kickoff ▸ Wikipedia articles (New!) ▸ Popular adjectives describing kickoff ▸ Words that often appear near kickoff ▸ Rhymes of kickoff ▸ Invented words related to kickoff