look up any word, like rito:
 
1.
(N.) A loud whistling sound used in Final Fantasy XI used to alert other members of a group of something or to gain the attention of someone who is afk.
Jim: afk, send a <call> when you need me.
...5 mins. later...
Jay: <call>! Jim, come back! We just got Aggro!
by LordLeti June 02, 2006