Brainwave

[Kai]

An electrical impulse in the brain.

[Sommer]

a sudden clever idea:

[Vania]

An [idea] that [sparks] up [once in a while].

[Marquetta]

When you are receiving oral pleasure (fellatio) and when you are about to [blow your wad], you cum in her nose which feels like when you [dive in] a pool incorrectly and all that water gets into your sinuses and hurts, thus the name [brainwave].