2) When pants are so tight, that the penis shaft is compressed into the testicles. The spandex-like pants conform to the shape of both the shaft and the testicles, giving the appearance of a chicken foot (3 toes with the middle toe extended further downward)
Yo whagwarn, poke me chicken foot ai.
The chicken foot is up there, if you look at the toe, you'll be going north.
Chicken foot! (a synonym for funny.)