Meaning of “call” - Learner’s Dictionary

call

noun [ C ] uk us /kɔːl/
TELEPHONE (also phone call)

A2 an occasion when you telephone someone:

Give me a call tomorrow.
I got a call from Sue this morning.
a call for sth

a demand for something to happen:

a call for action/peace
VISIT

a short visit:

I thought I'd pay Gary a call.
SHOUT

B1 a shout to someone

BIRD

a sound made by a bird or other animal

sb's call informal

someone's decision about what to do:

I don't mind what we do - it's your call.
call for sth

need or demand for a particular thing:

There's not much call for interior designers round here.
be on call

to be ready to go to work if you are needed, as part of your job

(Definition of “call noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)