Answer:

obsolete

Answer	Crossword Clue
OBSOLETE	No longer used
OBSOLETE	Horse-and-buggy
OBSOLETE	Unemployed?

OBSOLETE	Out-of-date
OBSOLETE	Outmoded
OBSOLETE	No longer in use
OBSOLETE	Like iceboxes
OBSOLETE	Dated
OBSOLETE	Antiquated
OBSOLETE	What the Model T is.
OBSOLETE	Descriptive of bustles, high-button shoes, etc.

OBSOLETE	Like "avaunt" and "prithee"
OBSOLETE	Fossillike
OBSOLETE	Like slide rules
OBSOLETE	Discarded
OBSOLETE	Like Betamax
OBSOLETE	Out
OBSOLETE	Superseded
OBSOLETE	Like a 386 computer

OBSOLETE	Passe
OBSOLETE	Abandoned