Definition
To act "thoughtlessly" means to act without thinking about the consequences or the feelings of others. It's the opposite of being considerate or mindful. It suggests a lack of attention or care in your actions. Imagine blurting out a secret without realizing it would hurt someone. It's not necessarily malicious, but it can still be damaging. Think of it as acting on impulse without reflecting first. So, acting thoughtlessly is often unintentional but can lead to negative outcomes.