'call out' definitions:

Definition of 'call out'

From: WordNet
verb
Utter aloud; often with surprise, horror, or joy; "`I won!' he exclaimed"; "`Help!' she cried"; "`I'm here,' the mother shouted when she saw her child looking lost" [syn: exclaim, cry, cry out, outcry, call out, shout]
verb
Call out loudly, as of names or numbers
verb
Challenge to a duel; "Aaron Burr called out Alexander Hamilton"

Synonyms of 'call out'

From: Moby Thesaurus