If you hitchhike, you travel by getting lifts from passing vehicles without paying.
例句
Neff hitchhiked to New York during his Christmas vacation...内夫在圣诞节假期里搭顺风车去了纽约。They had an eighty-mile journey and decided to hitch-hike...他们要走80英里的路程,最后决定搭便车。
英英词典释义
Noun
1. a person who travels by getting free rides from passing vehicles