• a social or business visitor; "the room was a mess because he hadn''t expected company"
• the person initiating a telephone call; "there were so many Callers that he finally disconnected the telephone"
• the person who convenes a meeting; "who is the Caller of this meeting?"
• someone who proclaims or summons in a loud voice; "the Callers were mothers summoning their children home for dinner"
• a person who announces the changes of steps during a dance; "you need a fiddler and a Caller for country dancing"
• the bettor in a card game who matches the bet and calls for a show of hands
• an investor who buys a call option
• fresh; "Caller fish"
• providing coolness; "a cooling breeze"; "`Caller'' is a Scottish term as in `a Caller breeze''"

'Caller' in other languages