someone who calls people just to mess with them. usually targets business, less talented prankers target residences by calling, and then hanging up when someone answers. The Comedy Central show Crank Yankers is about real-life prank calls, acted out by puppets.
Hey, let's call Moe's!!

Whoa man, i'm no prank caller!
by clarise November 15, 2005
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Someone who calls you during the middle of the night wanting to participate in sexual activities.
Hey dave, that psyco chick with the one leg is a midnight caller.
by yolonathan January 14, 2018
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A cowardly, sniveling and conniving individual who frequently uses the police or other authorities as a means to harass and/or torment those with whom they are socially disenchanted. Not to be confused with an individual who has been known at times to summon the authorities for legitimate reasons.
"Mikayla is such a cop-caller! She called CPS and told them to take my daughter away 'because of all the porn in my house.' Really, she's just butt-hurt that I wouldn't let her live here anymore."
by The Anti-Snitch October 17, 2011
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A website used by try hards in Clash of Clans to call thier attacks prior to each war attack.
In order to be in Clan Wars, you must use Clash Caller or you get kicked.
by Dzman94 March 29, 2016
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Someone who is on the phone and when you ask to speak with the person on the other line the phone holder hangs ups, and acts like nothing happened.
Me:Hey! let me talk to .....
Person1:Ya sure.
Me:alright
*two minutes later, Person1 hangs up*
Me:WTF!!!
Person1:Oh my bad.
Me:Your such a Deaf Caller
by Graymeter July 28, 2010
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One who will call or return a call during the commercial break of a TV show or program that they are currently watching and or following.
C: um.. hello.. what are you doing?? you seem distracted..
E: oh.. nothing..but let me call u back in a few.. Bone's on now.. TTYL..
C: *irritated* YOU COMMERCIAL CALLER!! UGH!
by Car Sun- August 4, 2009
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Someone who addresses chatrooms when new people enter the room.
That guy Zombie sure is a box caller.
by 5thco-owner November 9, 2017
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