Columbian Mustache

The effect of having traces of cocaine visible on your upper lip after snorting the drug.
Bro, wipe away that Columbian Mustache before you leave the bathroom.
by Michael Wolstencroft February 14, 2006
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Columbian Milk Mustache

The act of ejaculating onto another person's upper lip to simulate a milk mustache.
"Nathaniel was so weird last night, he asked me for a Columbian Milk Mustache. Kinda weird, don't you think?"
by Claym0re March 24, 2025
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