emergency vehicle
Defined in 1 dictionary — U.S. Code
United States Code
23 U.S.C. § 127 — under this section (11 versions over time)
In this subsection, the term “emergency vehicle” means a vehicle designed to be used under emergency conditions—
(A) to transport personnel and equipment; and
(B) to support the suppression of fires and mitigation of other hazardous situations.