2 definitions by pistachioceanic

phallus (penis) + hallucination (mirage, false sensory experience): noun - thinking you see a penis when or where there isn't one expected.
Daydreaming of sex, I had a phallucination where their entire bodies turned into giant dicks.
by pistachioceanic September 15, 2017
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Combination of gastro- (related to the stomach) and roulette (a gamble). In short, gambling with your stomach. You might get sick from what you eat.
"I don't go to that restaurant anymore, the gastroulette odds are against me."

"Let's try that food truck. Nothing like a little gastroulette to keep things interesting."
by pistachioceanic June 13, 2016
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