Chingo is a very common, informal, and versatile slang term in Mexican Spanish that literally means "a lot" or "tons." While it can be used innocently, it's often considered a bit vulgar or crude, similar to how "damn" or "hell" might be used in English.
In the song, "Un chingo de tequila" means "a ton of tequila," implying a very large quantity. The use of this word immediately sets a tone of raw emotion and desperation, as the singer is trying to drown his sorrows and forget a painful breakup. It's a word that adds a strong, authentic flavor to the lyrics and is very characteristic of regional Mexican music.
Have you ever been through a breakup that felt like a total nightmare? In "Un Chingo De Tequila," Banda MS and Mario Domm sing about a relationship ending in a sudden and painful "free fall." The singer is completely blindsided, feeling like they've been hit by a "stray bullet" they never saw coming. To cope with the heartbreak, they turn to a classic remedy: tequila! The title itself is a very informal Mexican Spanish phrase that means "a whole lot of tequila," which is exactly what the singer needs to try and forget the pain.
But this isn't just a sad song. It's also about self-respect. The singer declares they can't "prostitute" their heart or pretend to be happy when they're not. They admit the love was real, but they had to walk away because their ex lied and caused them so much hurt. Now, they're using time, distance, and maybe even a new person to heal, all while hoping their ex will one day regret what they lost.