To go out partying and drinking, usually until the early hours of the morning. In Peru, this is the favorite weekend verb when plans involve music, drinks, and zero responsibilities. If someone asks you "¿Vamos a tonear?", they are inviting you to a night out where the only goal is to have a great time and worry about the consequences tomorrow.

A public minibus in Mexico City, named "pesero" because the fare used to cost just one peso. These small, colorful buses are an extreme urban mobility experience, notorious for their reckless driving, packed conditions, and blasting music. They are a staple of daily commuting for millions of people in the capital.

Extremely muscular, jacked, with a body that is clearly the result of serious gym work. This is the superlative form of "trabado" (buff) in Mexico, used to describe someone whose physique is impressively ripped and defined. If you see a guy at the gym who looks like he lives there, that is someone who is "trabadísimo." It is always used as a compliment for someone who has put in the work.

Exactamente, así es, correcto. En Guatemala, El Salvador y Honduras es la forma más directa de confirmar algo, como un "exacto" pero con sabor centroamericano que se usa en cualquier conversación.