a way of getting to someone through someone else.

an "in"
could be to do with an 'inside man'
"Tell the pin I want words, Brad is my calling card."
by AQM December 5, 2006
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A way of leaving a sign that someone was in a certain place by expelling a flatulent odor from one's body.
Whew, Anthony! What died in here?

It smells like Mancini left us his Calling Card
by Mizzle Slizzle November 24, 2004
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Laying seat liner paper into a toilet and then taking a dump so that the excrament actually sits on the liner paper and portrudes above the level of the water.
Man, that stall hella stinks because of the calling card Byron left - it was stickin' out at least 4 inches!
by Joey Downbelowme April 17, 2008
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After making a large bowel movement (without flushing), the person responsible inserts their business card in the pile, so as to inform others of his creation.
I took a massive crap and simply had to leave the calling card...

Tom lifted the seat cover and found a huge log. It was clearly Jordan's, for he left his calling card...
by Moustachio March 3, 2007
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A calling card is a premise for contacting someone with the intention of asking for a date. Usually, you have fallen out of contact with the person you are contacting.
"Dude, your sister's getting married. That's a great calling card."
"Another person from my Class of 81 has died. Think I'll call Patty to let her know, heard she's divorced now. Obituaries give great calling cards."
by SilvrDollr May 29, 2008
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When a girl asks you to write your number down after you've slept over her place following a 1 night stand. However, the only thing your note says is "I win."
So I wake up next to this land beast and she hassles me on how she wants to see me again, so I left her the calling card on my way out.
by sherlock140 April 30, 2009
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After making a large bowel movement (without flushing), the person responsible inserts their business card in the pile, so as to inform others of his creation.
I took a massive shit and simply had to leave the calling card...
Conversely:
Tom lifted the seat cover and found a huge log. It was clearly Jordan's, for he left his calling card...
by Moustachio February 23, 2007
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