Trucknutz 

lunatic, mad, senseless; impractical; totally unsound.

"I don't know what happened. We were just talking about the movie and he started going totally trucknutz."

Trucknutz by highflyertoohightofly November 9, 2009

tucknuts 

When a male places his genitals back and squeezes his legs together, hiding the genitals and achieving the appearance of having a vagina. A very homosexual act.

Jarred wanted to be a woman so bad he often performed tucknuts to make him feel good about himself.

Tucknuts Jarred made everyone think he was a flaming faggot.

tucknuts by Ken+Andy July 17, 2006