to flow, or cause (a liquid or powder) to flow, in a stream
Pour the dirty water down the sink
to dispense (a drink) into a container
Pour me a whisky
to supply or produce (something) freely or copiously
She poured money into the firm
to flow in a usu copious stream
Blood poured from his nose
to move, come, or go with a continuous flow and in large quantities; to stream or flood
People poured out of the offices at the end of the day
(often + down) to rain hard
pour cold water on
to be critical of or unenthusiastic about (something)
He poured cold water on all their proposals
pour oil on troubled waters
to calm or defuse a heated situation
[associated with the physical phenomenon of stormy waves subsiding when oil is poured on them. The practice was a topic of discussion by the Royal Society in 1774, but the phrase, which is also found in an earlier form pour oil on the waves (reminiscent of stories about St Aidan and St Nicholas), probably has an older origin, since similar phenomena are recorded at much earlier dates]pourable adj
pourer noun
[Middle English pouren; earlier history unknown]