clamp on

clamp (something) on(to) (something)

To attach something to another object or surface. First, you need to clamp that tool onto the table.
See also: clamp
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

clamp something on(to) something

 and clamp something on
to press or squeeze something onto something else. Clamp this board onto the workbench. Clear a place near the edge of the table, and then clamp on the meat grinder.
See also: clamp, on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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