Esteban Loaiza's girlfriend is sick of the blowback from the ex-MLB star's bombshell cocaine arrest ... so she's taken to social media to clap back at the haters.
"It's not fair that some people are just looking to tarnish his career and ruin his reputation with made-up nonsense when they know that's not the case," Esteban's GF, Ross Labra, said in a post.
"So please, whoever does not have anything good to say should limit their comments because no one is perfect, only God, and nobody is exempt from finding themselves in a situation like this.