When you are about to enact in lude activites with your mate, and you realize niether of you have condoms. You go to the kitchen and grab the Reynolds Wrap. Wrap your penis in the tin foil and proceed with your activities.

A term used to reference cannabis/marijuana/weed.

After covering your lady friend's face in a healthy dose of your hot man chowder you then proceed to wrap her head in tin or aluminium foil while the aforementioned spunk still remains on her face