convict of (something)
To be deem guilty of a crime. With all of the evidence against him, he'll surely be convicted of that crime.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
convict someone of something
to pronounce someone guilty of something. In the end, they convicted her of theft. The police wanted to convict Max of the crime.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.