cut oneself on

cut (oneself) on (something)

To cut or gash a part of one's body on some sharp object, especially accidentally. We came back early because Jeff cut himself on a shell at the beach. Tara cut herself on a shard of glass from the broken mirror.
See also: cut, on
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

cut oneself on something

to slice one's flesh with something accidentally. Careful, you will cut yourself on that knife. Careful! Don't cut yourself on that broken glass.
See also: cut, on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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