pourer

transitive verb

1. to cause to flow in a continuous stream
2. to emit, discharge, supply, utter, etc. profusely or steadily

intransitive verb

1. to flow freely, continuously, or copiously
2. to rain heavily
3. to rush in a crowd; swarm
4. ☆ to serve as a hostess at a reception or the like by pouring the tea, coffee, etc. for the guests

noun

1. an act of pouring
2. a heavy rain or downpour