1.Definition: a person who announces the changes of steps during a dance

"You need a fiddler and a caller for country dancing"

Category: People

2.Definition: a social or business visitor

Related Noun(s):company

Category: People

3.Definition: an investor who buys a call option

Category: People

4.Definition: someone who proclaims or summons in a loud voice

"The callers were mothers summoning their children home for dinner"

Category: People

5.Definition: the bettor in a card game who matches the bet and calls for a show of hands

Category: People

6.Definition: the person initiating a telephone call

"There were so many callers that he finally disconnected the telephone"

Related Noun(s):phoner, telephoner

Category: People

7.Definition: the person who convenes a meeting

"Who is the caller of this meeting?"

Category: People