An old, battered public bus in Mexico — especially the kind that lumbers through secondary routes and is so worn down you're not sure it'll make it to the next stop. Burra is affectionate resignation toward the most basic public transport.

To be in a low mood, feeling down, deflated. In Spain and Latin America, estar de bajón covers the melancholy after a disappointment, a heartbreak, or just one of those days when nothing feels right and everything feels too heavy.

A yes-man who agrees with everything just to get on the good side of someone influential. The palero flatters, backs everyone up and never contradicts — all to gain favor.

To rack your brain, think intensely about something until your head hurts. When you quemas el coco over something, you're overthinking it to the point of mental exhaustion.