We found 6 dictionaries that define the word visual signal:

General (6 matching dictionaries)

1. visual signal: Vocabulary.com
2. visual signal: Dictionary.com
3. visual signal: Rhymezone
4. visual signal: FreeDictionary.org
5. visual signal: Mnemonic Dictionary
6. visual signal: TheFreeDictionary.com

(Note: See visual_signals as well.)

Definitions from WordNet (visual signal) ▸ noun:  a signal that involves visual communication ▸ Words similar to visual signal ▸ Usage examples for visual signal ▸ Idioms related to visual signal ▸ Wikipedia articles (New!) ▸ Words that often appear near visual signal ▸ Rhymes of visual signal ▸ Invented words related to visual signal