When someone is unable to control their anger and reacts in an explosive manner, they are said to be "flying off the handle." There are several synonyms for this phrase, including losing one's temper, blowing a fuse, going berserk, flipping out, having a meltdown, and losing it. These expressions describe an intense emotional outburst that can quickly escalate into a dangerous situation. Other similar phrases include throwing a fit, going ballistic, and seeing red. Regardless of the wording, it is important to learn how to manage anger in a healthy way before it leads to negative consequences.