mean no harm
mean (one) no harm
To have no intention of causing harm, offense, or negative effects (to one). I'm so sorry that my comments got you fired—I swear, I meant no harm! Please, put down the gun, I mean you no harm.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
mean (somebody) no ˈharm,
not mean (somebody) any ˈharmnot have any intention of hurting somebody: Try not to worry about what he said. I know you thought he was rude, but he didn’t mean any harm by it.
Farlex Partner Idioms Dictionary © Farlex 2017