'call up' definitions:

Definition of 'call up'

From: WordNet
noun
An order to report for military duty
verb
Bring forward for consideration; "The case was called up in court" [syn: call up, bring forward]
verb
Get or try to get into communication (with someone) by telephone; "I tried to call you all night"; "Take two aspirin and call me in the morning" [syn: call, telephone, call up, phone, ring]
verb
Recall knowledge from memory; have a recollection; "I can't remember saying any such thing"; "I can't think what her last name was"; "can you remember her phone number?"; "Do you remember that he once loved you?"; "call up memories" [syn: remember, retrieve, recall, call back, call up, recollect, think] [ant: blank out, block, draw a blank, forget]
verb
Call to arms; of military personnel [syn: call up, mobilize, mobilise, rally] [ant: demobilise, demobilize, inactivate]

Synonyms of 'call up'

From: Moby Thesaurus