Historical clue formulations

• Ready to roll — 2023-03-30
• Ready to roll — 2021-03-24
• Out of neutral, as a car — 2019-05-06
• Ready to go, as a car — 2018-11-20
• Out of neutral — 2016-02-29
• Not idling — 2015-03-31
• Engaged, as a transmission — 2014-03-10
• Not idling — 2010-06-16
• Ready to roll — 2009-04-02
• Engaged — 2008-04-19
• Ready to be driven — 2008-03-08
• Ready to roll — 2004-06-18
• Engaged, as an auto engine — 1999-07-12