An unpleasant arrangement of sounds. Can be used to denote disharmonization of a body of sounds, or those which are particularly intrusive.

Noun: a friend who is usually only called upon by a friend when a more primary/prominent friend is unavailable.

Taken from the term “second string” in an athletic competition situation. In football, if the star quarterback gets injured during a play, the second string is called off the bench to replace him/her. A “Second String Friend” is essentially benched until needed, if ever.

Synonyms: Plan B, Second Choice, Secondary Friend, Benched Until Needed

That one word Dimentio says in the Man On The Internet original piece "The Ultimate World Spun" that sounds really cool.

Sound made my friends who attempt to sing in Rock Band.

A collection of annoying, out of place sounds.

In Mario Kart 64, the sound made when someone loses a banana tail when it is either hit with a shell or run over by another player.