caller in WordNet English dictionary

1. a social or business visitor
   "the room was a mess because he hadn't expected company"
   caller  company 
   
2. the person initiating a telephone call
   "there were so many callers that he finally disconnected the telephone"
   caller  caller-up  phoner  telephoner 
   
3. the person who convenes a meeting
   "who is the caller of this meeting?"
   caller 
   
4. someone who proclaims or summons in a loud voice
   "the callers were mothers summoning their children home for dinner"
   caller 
   
5. a person who announces the changes of steps during a dance
   "you need a fiddler and a caller for country dancing"
   caller  caller-out 
   
6. the bettor in a card game who matches the bet and calls for a show of hands
   caller 
   
7. an investor who buys a call option
   caller 
   

1. providing coolness
   "a cooling breeze"; "`caller' is a Scottish term as in `a caller breeze'"
   caller 
   
2. fresh
   "caller fish"
   caller