What is the meaning of Hitchhike?

To try to get a ride in a passing vehicle while standing at the side of a road, generally by either sticking out one's finger or thumb or holding a sign with one's stated destination.

To try to get (a ride) in a passing vehicle while standing at the side of a road, generally by either sticking out one's finger or thumb or holding a sign with one's stated destination.

to make (one's way) by hitchhiking.

To be carried along with something else.

A journey made by hitchhiking.

Alternative form of hitchhiker (advertisement at the end of a programme)

Source: wiktionary.org