Top definition
A feeling of light-headedness achieved post ejaculation. Being caused by a sudden rush of blood from the head, often leading to after-nut headaches. Believed to be an STD.
I was jacking off in the shower and right after I busted my load I got dizzy and hit my head on the wall. Afterwards there was a raging headache. I must have a bad case of Zavalis.
by LimitedSlipAM July 23, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug