1. A murderer who slashes the victims with a knife
   "Jack the Ripper was probably a madman" 
2. (dated slang) a remarkable or excellent thing or person
   - corker, pearler [Austral]

1. Very good
   - bang-up, bully, corking, cracking, dandy, great, groovy, keen, neat, nifty, not bad, peachy, slap-up, swell, smashing, grouse [Austral, NZ]

Derived forms: rippers

See also: good

Type of: content, liquidator, manslayer, message, murderer, subject matter, substance

Encyclopedia: Ripper

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• factor X