Meaning ofporterin English

Noun

1. a luggage carrier; helper
   The hotel porter carried my heavy suitcase to the room.
2. a building entrance controller
   The porter at the building entrance checked everyone's IDs.
3. a type of dark ale (beer style)
   The brewery produced a rich and creamy porter beer.
4. a software adapter (for platforms)
   The software company developed a porter to integrate their app with other platforms.