Clue: Grounded speed-of-sound breaker

We have 1 answer for the crossword clue Grounded speed-of-sound breaker.

Possible Answers:

• SST

Related Clues:

• Ret. plane
• One-time JFK flier
• Grounded speedster (abbr.)
• Wise guy?
• Retired flier, briefly
• Scrapped Boeing plane of the '70s
• Role on Reasonable Doubts (1991-93)
• Former flier at 55,000 feet
• Speed-of-sound breaker, briefly
• Sidelined craft
• Jet with an adjustable nose
• TU-144, e.g. (abbr.)
• Plane that can go faster than 761 mph
• It had a rapid-flyer delivery
• Mach 1 exceeder
• Old boomer
• Former JFK lander
• Sonic boom source
• Jet at J.F.K.
• Concorde, notably
• Greek war god
• JFK visitor, once
• Concorde, e.g., briefly
• Grounded flier
• Bygone barrier buster
• ... and 131 more.

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