There are many artists named Slang:
1. A Japanese hardcore punk band.
2. A Romanian funk band.
3. A Belgian jazz-rock band from Brussels.
4. A Russian 2000s nu-metal band from Omsk.
5. A Belarusian blues rock band.
6. A Kazakhstani hip-hop group.
7. An American band from Florida.
8. A Russian 1990s hardcore band from St. Petersburg.
9. A UK broken beat group.

1: SLANG: Hardcore punk band formed in 1988 in Sapporo, Japan

Current lineup: Ko (vocals), Matsuura (guitar), Kiyo (guitar), Sakura (bass) and Kohei (drums)

Slang have released at least 3 demos, 5 singles/EPS and 7 albums
A new album Life Made Me Hardcore will be released on 25/07/2010
http://www.slang1988.com

2: Funk/soul/jazz band from Romania formed in July 2005 for the Golden Stag international music festival where the band won the first prize.

The band members are Luiza Zan (vocals), Jimmy Cserkesz (guitar), Vicki Red Bull (keyboards), Joo Sebi (bass), Ovidiu Condrea (drums) and Snaps (backing vocals)

3: Funk/rock/tag]/jazz A Belgian trio, which categorizes itself as "Ethno-Coltranian-Rock", in which each one of the three individuals brings his own ideas to develop a group concept. Jazz, funk, world music, rock, with special attention to the textures and moods.
François Garny - electric bass, double bass, vocals
Manuel Hermia - sax alto & soprano, bansuri, vocals
Michel Seba - percussion
Discography :
Los Locos, Carbon 7, 2001
Save the Chillis, Carbon 7, 2004
It’s on the way, T4A / Cristal, 2007
Karmasutra, T4A, 2009