1.When you and the boys decide to "tap" into some Cartography books and watch the history channel.

2. When you physically tap your finger on an actual map
"We could have been using drugs, watching porn or consuming simple carbohydrates and alcohol but instead, we decided to do some Map Tapping and take a look at a map of the Asian Mainland and learn about the latitude and longitude of the middle east. My homies and I now know where Tajikistan is located, so much better than a heroin injection."

"In the movie Downfall, Adolf Hitler participates in Map Tapping when he scouts out KFC locations for the Blitzkrieg to use during their campaign in France"
by Memeblaze January 23, 2020
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The proverbial map of your sexual prowess. The home states or countries of all the girls you lay. Cummand and conquer!
Bro 1: I fucked Rachel last night.

Bro 2: The girl from Fort Worth? Add Texas to your tap map!
by GotARoyalFlush January 17, 2012
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