### Question
How is the "motor vehicle" defined?


### Answer
The term **motor vehicle** is defined in *23 U.S.C. § 153* as follows -

> such term has under section 154 [1](#153_1_target) of this title.

#### Citation:
  - *23 U.S.C. § 153*
  - Heading: **CHAPTER 1-FEDERAL-AID HIGHWAYS**

