Regen is a district in Bavaria, Germany. It is bounded by (from the south and clockwise) the districts of Freyung-Grafenau, Deggendorf, Straubing-Bogen and Cham, and by the Czech Republic (Plzen Region).

Regen is a town in Bavaria, Germany, capital of the district of Regen. It is situated on the Regen River. Regen is German for rain.

`regen' is a utility for the players of ZombieMUD which allows previewing different race/guild combinations before your actual reincarnation and checking whether you can afford such a character, ie. have enough experience.

A Regenerative Game One of the down-sides of airsoft skirmishing is also one of its good points.  Airsoft BBs do not leave an easily identifiable 'paint-splat' on your clothes as Paintball does, which means that a player does not necessarily have to consider him/herself 'out' when hit.  During a regen game, the player would drop back to the next available position, or sit out for a minute or two when 'hit'.  They would then rejoin the game.

Slang abbreviation for regeneration MRP. Pronounced “ree-jen.

(short for Regeneration) Refers to getting back energy or health over time. Can also refer to the number of energy regeneration pips the person has.