Look up rapid transit in Wiktionary, the free dictionary.

Rapid transit is a type of mass transit system in an urban area with high capacity, high frequency not needing timetables, is fast and is segregated from other traffic.

Rapid transit may also refer to:

• Bus rapid transit, a term applied to a variety of public transportation systems using buses
• Bombardier Advanced Rapid Transit, a rapid transit system manufactured by Bombardier Transportation
• Rapid Transit (play), a 1927 play by Lajos Egri