Trust in Definition 1 of 3Pro Tip 1/3Personal Conviction Expresses personal belief in someone's abilities or characteristics. I trust in her judgment to make the right decision. Pro Tip 2/3Optimism Expressed Shows optimism about outcomes when you're not in control. Despite the difficulties, I trust in a positive outcome. Pro Tip 3/3Encouragement Usage Used to encourage or support someone by showing faith in them. You can win this game; I trust in your skills!