Top definition
The sex act in which the Green Bay 'resident' inflates a plastic bag over their body and proceeds to be urinated on by any number of partners playing 'mother nature.' The effect is the warm feeling that Midwesterners get by being in a greenhouse during a gentle summer shower.
Wow Steve, we're gonna need a mop to clean up this Green Bay Greenhouse before your wife gets home.
by Rkel April 07, 2011
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