Definitions by Koonjam and TheBigSmooth

Shroom Boom

Man grasps the base of his erection, squeezing, causing the tip of his penis to resemble a mushroom.

While watching the Oprah Winfrey show, i had a hankerin' for a Shroom Boom

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(See Shroom Boom)

When a Shroom Boom goes wrong resulting in the "Shroom" to bleed and cum.

While Shroom Booming to Oprah, a Shroom Boom Kaboom shortly followed...

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