rumble vs gang fight

rumble and gang fight both are nouns.

Word	Noun	Adjective	Verb	Adverb
rumble	Yes	No	Yes	No
gang fight	Yes	No	No	No

As nouns, rumble and gang fight are synonyms defined as:

rumble (noun)	gang fight (noun)
a fight between rival gangs of adolescents	a fight between rival gangs of adolescents
a servant's seat (or luggage compartment) in the rear of a carriage
a loud low dull continuous noise

rumble (verb)	gang fight (verb)
to utter or emit low dull rumbling sounds
make a low noise