MEANING: noun: A reformatory for young offenders.

ETYMOLOGY: After Borstal, a village in Kent, UK, where such an institution was first set up. Earliest documented use: 1907.

FORSTAL - 1. to anticipate, so as to preclude; 2. a US aircraft carrier

BARSTAL - where cowboys' horses gather for a drink

BURST AL - why aluminum pipes never made any headway with plumbers