1. Too old to be useful
   - overage, overaged, superannuated

See also: old

• blat out
• blatancy
• blatant
• blatantly
• blate
• blather
• blatherskite
• Blatta
• Blatta orientalis
• Blattaria
• Blattella
• Blattella germanica
• Blattidae
• Blattodea
• blaxploitation
• blaze
• blaze a trail
• blaze away
• blaze out
• blaze up
• blazer
• blazing
• blazing star
• blazon
• blazon out