We found 31 dictionaries that define the word lullaby:

General (26 matching dictionaries)

1. lullaby: Longman Dictionary of Contemporary English
2. lullaby: Merriam-Webster
3. lullaby: Oxford Learner's Dictionaries
4. lullaby: American Heritage Dictionary of the English Language
5. lullaby: Collins English Dictionary
6. lullaby: Vocabulary.com
7. Lullaby, lullaby: Wordnik
8. lullaby: Cambridge Advanced Learner's Dictionary
9. lullaby: Wiktionary
10. lullaby: Webster's New World College Dictionary, 4th Ed.
11. lullaby: The Wordsmyth English Dictionary-Thesaurus
12. lullaby: Infoplease Dictionary
13. lullaby: Dictionary.com
14. lullaby: Online Etymology Dictionary
15. lullaby: Cambridge Essential American English Dictionary
16. Lullaby (Angel), Lullaby (Atkins novel), Lullaby (Book of Love album), Lullaby (Book of Love song), Lullaby (Celtic Woman album), Lullaby (James Walsh album), Lullaby (Jewel album), Lullaby (Mel B song), Lullaby (Nickelback song), Lullaby (Palahniuk novel), Lullaby (Professor Green song), Lullaby (Shawn Mullins song), Lullaby (Sigala and Paloma Faith song), Lullaby (Slimani novel), Lullaby (Sophie Barker album), Lullaby (Spenser novel), Lullaby (The Cure song), Lullaby (disambiguation), Lullaby (novel), Lullaby: Wikipedia, the Free Encyclopedia
17. lullaby: Online Plain Text English Dictionary
18. lullaby: Webster's Revised Unabridged, 1913 Edition
19. lullaby: Rhymezone
20. lullaby: AllWords.com Multi-Lingual Dictionary
21. lullaby: Webster's 1828 Dictionary
22. lullaby: FreeDictionary.org
23. lullaby: Mnemonic Dictionary
24. lullaby: TheFreeDictionary.com

Art (1 matching dictionary)

25. Virginia Tech Multimedia Music Dictionary (No longer online)

Computing (1 matching dictionary)

26. lullaby: Encyclopedia

Slang (3 matching dictionaries)

27. lullaby: Green’s Dictionary of Slang
28. lullaby: The Folk File
29. Lullaby, lullaby: Urban Dictionary

(Note: See lullabied as well.)

Definitions from Wiktionary ( ) ▸ noun:  A cradlesong, a soothing song to calm children or lull them to sleep. ▸ verb:  (transitive) To sing a lullaby to. Similar: berceuse, cradlesong, lullabye, cradle song, hushaby, lull, luller, beddy-bye, croon, lallation, more... Opposite: waltz, tango, march, jazz Types: Brahms' Lullaby, Hush Little Baby, Rock-a-Bye Baby, more... Phrases: Goodbye Lullaby, Lullaby of Birdland, Whiskey Lullaby, Sweet Lullaby, A Static Lullaby, more... Adjectives: sweet, soft, old, soothing, little, gentlest, low, russian, beautiful, favorite, irish Colors:     soft pink,     baby blue,     lavender,     pastel yellow,     mint green, more... ▸ Word origin ▸ Words similar to lullaby ▸ Usage examples for lullaby ▸ Idioms related to lullaby ▸ Wikipedia articles (New!) ▸ Popular adjectives describing lullaby ▸ Words that often appear near lullaby ▸ Rhymes of lullaby ▸ Invented words related to lullaby