An abbreviation for the show It's Always Sunny in Philadelphia, which is one of the most enjoyable shows still airing on TV today. It is currently on its 5th season, and has covered some of the most controversial subjects of today's society.

The show surrounds the astonishing lives of 5(originally 4) people, the owners of Paddy's pub, an unsuccessful bar in Philadelphia. The 5 constantly get into massive trouble, and each show plays a story out on a completely separate theme. There is a constant supply of new characters and old ones introduced, with a few musical numbers and some hysterical propostals.

A common abbreviation for the t.v. show Its Always Sunny in Philidelphia.

A drinking game created by the gang in "It's Always Sunny In Philadelphia". The rules are complex. Although it is called the game of games, its actually a war.

rules;
Asking questions is not allowed during while the clock is running; the offending team must drink for 5 seconds.
If player spills, his team chugs the opposing teams drinks.
Cheating is ok but there are penalties if caught. If a player is caught cheating while both teams are at the same level the opposing team advances one level. If they are at different levels and the lower level team cheats, they must drink. If the team at the higher level is caught the opposing team advances to the same level.
level one starts, a fifteen minute timer begins, only stops in time stoppages
Preround - Sip wine in a British accent after all wine glasses must be finished and smashed to the floor, the teams may then put on war dances to intimidate.
Level 1 (Mind): Trivia, Puzzles, and Artistry
At this stage only wine is served.
To advance a team must earn three cards
Level 2 (Body): Physical Challenge, Pain, and Endurance
At this stage only beer is served.
To advance a team must earn 2 cards
There is no cursing allowed, offending team must chug beer for 5 seconds while other team counts.
Level 3 (Soul): Emotional Battery and Public Humiliation
At this stage only hard liquor is served.
To win the team must earn three cards

Made famous in the tv series It's Always Sunny in Philadelphia. Dennis Reynold's fool proff system to get any girls undying love and devotion for life.

D- Demonstrate Value
E- Engage Physically
N- Nuture Dependence
N- Neglect Emotionally
I- Inspire Hope
S- Seperate Entirely

The way to win any girl's heart.

This is the second part of the D.E.N.N.I.S. Method used to seduce woman. After someone uses the D.E.N.N.I.S. method someone else can

M. move in
A. After
C. completion
and easily steal the girl. This was made popular in the show "Its Always Sunny in Philadelphia"

The way Danny Devito says Whore in It's Always Sunny in Philadelphia

Throwing rocks at trains is an acceptable alternative to engaging in mainstream activities on any given holiday due to your inability to properly participate for any reason. This is taken from Charlie and Mac's tradition in It's Always Sunny In Philadelphia of throwing rocks at trains on Christmas.