When one places an erect penis into each ear so that sound is muffled. Similar to earmuffs
Chad had dick muffs on so he didn't hear the the third guy coming.
the female breast, when your dick is cold you simply place it between the breast and it keeps it warm just like ear muffs.
Hey girl my dick is really cold, let me use them titties as my dick muffs, Please?
when a girl reaches down her mans pants and finds an unexpectedly large dick fro. Better known as a dick muff.
"I like it so much when I go down on a guy, and his dick muff is all in my face."