adj. 1.providing coolness 2.fresh caller n. 1.a social or business visitor 2.an investor who buys a call option 3.the bettor in a card game who matches the bet and calls for a show of hands 4.a person who announces the changes of steps during a dance 5.someone who proclaims or summons in a loud voice 6.the person who convenes a meeting 7.the person initiating a telephone call
