The phrase “no me rajo” is a colloquial expression in Spanish, primarily used in some Latin American countries. It translates to “I don’t back down” or “I won’t give up” in English. The term “rajarse” can mean to back down, surrender, or give up on something, so by saying “no me rajo,” someone is affirming their determination or commitment to continue despite challenges or difficulties. It’s often used in contexts where someone wants to express resilience or bravery in the face of adversity.