The algae-as-hitchhiker theory is one being considered by federal investigators.
From the post-gazette.com
When the pair bring Sally inside, the hitchhiker recognizes her and taunts her.
From the en.wikipedia.org
It contained some scribbling about a bet I made one time, concerning a hitchhiker.
From the chron.com
Just below Nacogdoches we passed a hitchhiker, and he sure looked miserable.
From the chron.com
He became a street juggler, an international hitchhiker and a New York City messenger.
From the ocregister.com
The identity of the hitchhiker was never released by investigators for his own protection.
From the news-journalonline.com
A mysterious hitchhiker keeps appearing on the road as a woman drives across the country.
From the orlandosentinel.com
The chances of seeing a hitchhiker are slim, but if you do pick one up, watch your back.
From the guardian.co.uk
He also hasn't heard of any larger crimes that began when someone picked up a hitchhiker.
From the sltrib.com
More examples
A person who travels by getting free rides from passing vehicles
This is a 'list of The Texas Chainsaw Massacre'' characters.
The Hitchhiker is a 2007 American horror film produced by The Asylum, directed by Leigh Scott.
The Hitchhiker is a mystery anthology series that aired from 1983 to 1987 on HBO and First Choice in Canada. The series later moved to the USA Network from 1989 to 1991.
Hitchhiking (also known as thumbing, tramping, hitching, autostop or thumbing up a ride) is a means of transportation that is gained by asking people, usually strangers, for a ride in their automobile or other road vehicle to travel a distance that may either be short or long. ...
A person who hitchhikes
(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 be carried along with something else, for example Genetic Hitchhiking where a gene is propagated ...
(Hitchhikers) Active and passive candidates seeking employment.
(HITCHHIKE) A seed travels by attaching itself to an animal or person.