Top Definition
A list, often but not exclusively used among a tight knit group of friends/coworkers, keeping track of whom has slept with whom.
Derek: "Dude, I know you're pretty tipsy, but did you check the pussylog on that girl?"
Fred: "Holy guacamole! Thanks man, I owe you one!"

Fred: "I'll use two condoms!"
by mefloquine June 16, 2007
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