police cruiser vs prowl car

police cruiser and prowl car both are nouns.

Word	Noun	Adjective	Verb	Adverb
police cruiser	Yes	No	No	No
prowl car	Yes	No	No	No

As nouns, police cruiser and prowl car are synonyms defined as:

police cruiser and prowl car: a car in which policemen cruise the streets; equipped with radiotelephonic communications to headquarters

Other synonyms of police cruiser include cruiser, patrol car, police car, squad car.

police cruiser (noun)	prowl car (noun)
a car in which policemen cruise the streets; equipped with radiotelephonic communications to headquarters	a car in which policemen cruise the streets; equipped with radiotelephonic communications to headquarters