Beliqueada is a very modern slang term that comes from the word bélico, which literally means "warlike" or "bellicose".
In the context of modern Regional Mexican music, bélico describes a whole subculture and aesthetic associated with confidence, luxury, and a tough, ready-for-anything attitude. Therefore, la beliqueada refers to the party, the scene, or the act of living this specific lifestyle. It's a unique piece of slang you'll only learn from songs like this.
This song is a straight-up anthem for a wild night out. Fuerza Regida throws us right into a party that's meant to go on forever, or at least until the sun comes up. The singer sets the scene with a simple wish: "Hoy nos enfiestamos y ojalá que nunca se nos haga de mañana" (Today we're partying and I hope it never becomes morning). It's all about living in the moment, fueled by money, drinks like Hpnotiq, and a desire to escape the routine.
The lyrics also give us a glimpse of who is at this party. We hear about "Las plebitas crazy" (The crazy little girls) who are "cansadas y de fingir que se portan bien en casa" (tired of pretending to be well-behaved at home). They're university students letting loose and leaving their responsibilities behind for a night. The whole song feels like an invitation to a chaotic, hedonistic world where the only rule is to keep the party going.