We found 14 dictionaries that define the word low beam:

General (13 matching dictionaries)

1. low beam: Oxford Learner's Dictionaries
2. low beam: American Heritage Dictionary of the English Language
3. low-beam, low beam: Vocabulary.com
4. low-beam: Wordnik
5. low-beam: Wiktionary
6. low beam: The Wordsmyth English Dictionary-Thesaurus
7. low beam: Infoplease Dictionary
8. low-beam, low beam: Dictionary.com
9. low beam: Rhymezone
10. low-beam, low beam: FreeDictionary.org
11. low-beam, low beam: Mnemonic Dictionary
12. low-beam, low beam: TheFreeDictionary.com
13. low beam: Merriam-Webster

Tech (1 matching dictionary)

14. AUTOMOTIVE TERMS (No longer online)

(Note: See low_beams as well.)

Definitions from WordNet (low beam) ▸ noun:  the beam of a car's headlights that provides illumination for a short distance ▸ Words similar to low beam ▸ Usage examples for low beam ▸ Idioms related to low beam ▸ Wikipedia articles (New!) ▸ Words that often appear near low beam ▸ Rhymes of low beam ▸ Invented words related to low beam