Definitionen
1.NounA person who carries luggage and related objects."By the time I reached the train station I was exhausted, but fortunately there was a porter waiting."
2.NounAn ant having the specialized role of carrying.
3.NounOne who ports software (makes it usable on another platform).
4.NounA person in control of the entrance to a building.
5.NounAn employee who clears and cleans tables and puts bowling balls away.
6.NounA strong, dark ale, originally favored by porters (etymology 1, sense 1), similar to a stout but less strong.
7.NounStout (malt brew).
8.VerbTo serve as a porter; to carry.