tighten (something) onto (something else)(redirected from tighten that onto)
tighten (something) onto (something else)
To fasten something tightly onto something else. The last step of the assembly is to tighten these four feet onto the legs of the table. He forgot to tighten the new antenna onto the top of the car, so it popped off while I was driving.
See also: tighten
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.