The Keeper of the Cookie Jar's definitions

Exploding your cookie

When an excitable little boy (18+) prematurely ejaculates on a non-sexual body part of a woman who is wearing a dress (i.e. "naked").

When Ron Weasley first exploded his cookie on Hermione Granger. "Exploding your cookie"

by The Keeper of the Cookie Jar March 14, 2011