| The New Dictionary of Cultural Literacy, Third Edition. 2002. |
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| all systems go |
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| A state of readiness for immediate action: “Your proposal has been approved, so it’s all systems go.” This phrase originated in the 1960s during the heyday of space flight and referred to the launching of missiles and other space vehicles. | 1 |
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| | | The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
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