Ejaculating in a condom and preserving the contents by tying it in a knot. Saved to feed it to your sexual partner at a later time.
After blowing a load in his condom, Harvey ask his lover if he wanted the jizz now or later. Terry said later so Harvey tied the condom in a knot and made Terry a Seal A Meal.
by Eaton Holgoode June 8, 2009