A Quake III mod by Silicon Ice Development. Focuses on realistic based game-play, instead of sci-fi retartedness. Good for those who are sick of back-water Counter Strike ass-holes talking "l33t" at you.
by Slang June 23, 2003

The act of inciting discomfort in others, (particularly strangers or casual acquaintances,) by means of aggressive, inappropriate, or confrontational behavior in social situations.
"It was an act of social terrorism the way Terre was talking about their discharge in front of the XY's at brunch last week. I thought what's their face was gonna hurl before the mimosas showed up."
by Blammo Jeen May 16, 2019

To wank under extreme horror or terror, usually under extreme, life or death circumstances as a last attempt at pleasure. Characterized by furious masturbation accompanied by screams and shouts.
Captain Bob: "Attention passengers, fasten all safety belts-we are heading for a crash landing."
Terrified passenger: "Time for a terror wank..." *Fap fap fap*
Terrified passenger: "Time for a terror wank..." *Fap fap fap*
by Nickwalks October 26, 2011

The act of using ones Johnson to perform unspeakable acts on the unwilling, especially on means of transportation or during slumber.
Ivy: How was the trip?
Sofia: Good but dude, I fell asleep on the plane, and I was so afraid of penile terrorism because I sleep with my mouth wide open!
Sofia: Good but dude, I fell asleep on the plane, and I was so afraid of penile terrorism because I sleep with my mouth wide open!
by hatetotravel145 June 19, 2010

The act of shitty music. Rubbish music with no real meaning in the words - normall aimed at 9-12 year old girls who read Smash Hits and stuff. See Blazin Squad and Westlife
Irritating girl: WOW WESTLIFE CAME ON THE TV!!!! I LOVE YOU SHANE
Normal person: turn that musical terrorism off
Normal person: turn that musical terrorism off
by Who cares? October 28, 2005

"terror cookie" is a phrase used describe a wannabe goth. Terror cookies are trendwhore teens who dress goth, but have no idea what it means to be goth. Terror cookies often congregate in shopping malls.
by Shifted October 1, 2004

Very well known on myspace as Tony Terror associated with Party Monster scene,promoter,photographer.
by Jade Massacre March 27, 2008
