Harass/ˈhærəs/ Definition 1 of 3Pro Tip 1/3Continuous Action Harass implies a persistent, ongoing annoyance, not just a one-time event. He harasses me with endless questions every day. Pro Tip 2/3Negative Connotation Using 'harass' suggests an unwanted and negative experience. I felt harassed by the salesperson's aggressive tactics. Pro Tip 3/3Not Playful Do not confuse teasing or joking with harassing, which is more serious. Teasing your friends is fine, but harassing them is not.