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Something so awesome that it upsets your body's natural order and makes you splooge instantaneously.
Ex #1
Vicks: Check out my new guitar man isn't it killer?
Wedge: Ya man, I instasplooged when I saw it.

Ex #2
Vicks: That girl I was with last night was so hot! I instaslpooged as soon as I got inside her!

by Erin Scott April 04, 2008
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