trust to do

trust (one) to (do something)

1. To have faith that one will perform a particular action. Now that you know what's at stake, I trust you to make the right decision. Can we trust Sarah to close the deal with FlemCo?

2. It is typical or predictable of one to engage in some action or activity. Trust John to make a big deal out of something so trivial! This tax plan is really outrageous. Trust the government to favor big business over middle-class citizens, huh?

See also: trust

Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

trust someone to do something

to believe that someone can be relied on to do something. You can trust her to be here on time. I can't trust myself to eat wisely.

See also: trust

McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.