We found 4 dictionaries that define the word road gangs:

General (4 matching dictionaries)

1. road gangs: Merriam-Webster
2. road gangs: Collins English Dictionary
3. road gangs: Vocabulary.com
4. road gangs: Wiktionary

(Note: See road_gang as well.)

Definitions from Wiktionary (road gang) ▸ noun:  A group of workers who do road repairs. ▸ Also see road_gang ▸ Words similar to road gangs ▸ Usage examples for road gangs ▸ Idioms related to road gangs ▸ Wikipedia articles (New!) ▸ Words that often appear near road gangs ▸ Rhymes of road gangs ▸ Invented words related to road gangs