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Related to rig up: unrigs
rig something up
to prepare something, perhaps on short notice or without the proper materials. We don't have what's needed to make the kind of circuit you have described, but I think we can rig something up anyway. We will rig up whatever you need.
1. To equip something: She took the fishing rod out of the case and rigged it up. He rigged up the guitar with some new strings.
2. To make or construct something in haste or in a makeshift manner: We rigged up a pulley to lift the shingles to the roof. They rigged a tent up using a sheet and three thick sticks.
3. To connect something to something in haste or in a makeshift manner: Let's rig the computer up to the stereo so we can play music off the hard drive. I rigged up the old record player and put on an album.
4. rig up in To dress, clothe, or adorn someone in something: They rigged the dancers up in elaborate gowns.