What does "call" mean?

See call in WNW Idioms

call back

to ask or command to come back
to telephone again or in return
to ask purchasers to return (an imperfect or dangerous product), often so that a manufacturing defect can be corrected; recall

call down

called to the bar

Brit. admitted to the practice of law as a barrister

call for

call forth

to bring into action or existence

call in

call into question

to raise a question or doubt about

call off

call out

call time

Sports to suspend play temporarily

call up

to make someone remember; recall the aroma of freshly baked bread calls up fond memories
to summon, esp. for military duty
to telephone
to retrieve (data) or access (a file, menu, etc.) and display on a computer screen

on call