definition of
caller

[1] #1 caller n. [company] a social or business visitor; "the room was a mess because he hadn't expected company". wn

[2] #2 caller s. providing coolness; "a cooling breeze"; "'caller' is a Scottish term as in 'a caller breeze'". wn

[3] #3 caller n. an investor who buys a call option. wn

[4] #4 caller s. fresh; "caller fish". wn

[5] #5 caller n. the bettor in a card game who matches the bet and calls for a show of hands. wn