Frube-ing is the squeezing of the penis to remove semen following ejaculation. This is usually carried out in a similar fashion to that of removing yogurt from the popular 'Petits-Filous' frubes. The thumb and forefinger are used to gently squeeze the penis at the base, then are gradually dragged towards the tip, thus removing the semen via the meatus.
Following a heavy session of masturbation, Joe decided to undertake frube-ing to reduce dribble during the remainder of the day.
When an inexperienced minor tries to give a hand job but squeezes the penis in order to get the semen out. It is referred to being very similar to squeezing a frube from bottom to top in order to get out all the yoghurt.
Chloe: Am i doing it right?
George: No! You're frube-ing me woman!