Definition of "off-the-shelf" [off-the-shelf]

• Available from merchandise in stock; not custom-made. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Tyson was asked to give a 5 minute "welcome and hello" and instead gave an off-the-shelf 1 hour talk about how great the museum was."
• "SRBs - Jupiter uses off-the-shelf SRBs from the shuttle."
• "If feature creep and payload growth make it questionable if your existing off-the-shelf design will work, redesign the architecture, not the LV so that it will work (be willing to move from 1. 5-launch to 2-launch in order to restrict payload growth in any one launch);"