We found 5 dictionaries that define the word brain-teasers:

General (5 matching dictionaries)

1. brain-teasers, brain-teasers: Collins English Dictionary
2. brain-teasers: Wordnik
3. brain-teasers: Wiktionary
4. Brain-teasers: Wikipedia, the Free Encyclopedia
5. brain-teasers: TheFreeDictionary.com

(Note: See brain-teaser as well.)

Definitions from Wiktionary (brain-teaser) ▸ noun:  A complex riddle or puzzle. ▸ Also see brain-teaser ▸ Words similar to brain-teasers ▸ Usage examples for brain-teasers ▸ Idioms related to brain-teasers ▸ Wikipedia articles (New!) ▸ Popular adjectives describing brain-teasers ▸ Words that often appear near brain-teasers ▸ Rhymes of brain-teasers ▸ Invented words related to brain-teasers