Frag is a slang term often used to describe killing someone in a violent or explosive manner. There are several different synonyms for the word frag that can be used depending on the context. Some of the most common synonyms for frag include slay, decimate, annihilate, eliminate, terminate, and obliterate. Each of these words describes a violent act of killing or destroying someone or something, often with explosive force. Frag is most commonly associated with video games where it is used as a term to describe killing or taking out an opponent. However, it can also be used in a more serious context to describe violent acts of terrorism or warfare.