2. Abbreviation form of Waste of Semen a term popularized by Greenday
3. Someone (usually someone annoying) who doesn't contribute anything to society and also is hideous in appearance.
4. Some thing on the hard drive that isn't necessary.
5. A site that has no purpose to be.
WOS is pronounced like DOS or loss.
WOS is a noun but is often incorrectly used as an adjective (e.g. what a WOS shirt)
2. Correct: MS-DOS is such a WOS.
3. Correct: MSN.com is such a WOS.
1. Incorrect: Linda has a WOS haircut, it makes her look like a guy.
To mix the music in a concert so badly as to crate a Wall of Sound. Occurs most often in Metal shows, but can happen anywhere there's a terrible mixer.