Possible Clues:

• Hip-hop ''cool''
• '90s slang for 'cool'
• Great, in recent slang
• Excellent, informally
• Cool, to a rapper
• Excellent, in passe slang
• Swell, in '90s slang
• ___ Farm (hip-hop clothing line)
• Swell, in 1990s slang
• Old-style "Wicked!"