A short for Donator used in any situation

The act of extreme masturbation. You must "knock one out" whilst in close proximity to any of the following; Your mum, a nun, your boss, a member of parliament, George Michael. A person with capabilities to act upon catching you mid self-abuse obvisouly ups the ante. Ejaculation must be reached before your danger wank target comes (no pun intended) to investigate. The higher the chances of being discovered with one's pants down, pulling one's war face is obviously where the danger comes from. The more danger involved the harder (or softer) it is to complete the task in hand (snigger). The more dangerous the better. The chance of being arrested, pummeled by an angry father or having your hand severed by an arab's sabre means that you are a pro "Danger wanker."

a parent that just took part in conception of a child and yet has no contact, part in taking care of or providing for the child what so ever. AKA; deadbeat, low life, scum, pos, loser, worthless, whore, sad, etc.

A member of a fantasy sports keeper league who never wins money at the end of the season due to his sub-par management ability.

A person who recklessly rides a powerful motorbike, usually a 1000cc Japanese sportbike with illegal pipes. The characteristic behavior includes wheelies, speeding, burnouts etc illegal activity. The moniker "donor" refers to the fact that the rider is eventually very likely going to donate his (still intact) internal organs after a fatal accident.

A donor is a person who likes to drink and smoke pot, or someone who is high and drunk, it is a combination of drunken stoner.