Slang term for going down on a girl.
"I'm licking your postage stamp again" -Jason Mraz from Clockwatching.
by Jessica Rae March 20, 2006
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Example 1:
Hey, are there any more rolls of Vatican Postage Stamps left in the upstairs bathroom?

Example 2:
Whatever I ate gave me the shits bad. I went through a whole roll of Vatican Postage Stamps already and I still ain't done!

Example 3:
Last night some fractious youths covered Melissa's house with Vatican Postage Stamps. Her parents were not happy.
by Fractious1 November 28, 2017
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