tìm từ bất kỳ, như là fleek:
Performing a back rub while simultaneously performing coitus with the recipient of the back rub (and coitus) lying face down.

A compound word of fucking and rubbing.
"Hey baby, you want to do some frubbing tonight?"

"Yea, my back hurts and I'm horny as hell!"
viết bởi Gnarly G 09 Tháng một, 2012