Cruda (CREW-duh, lit. raw) is the Mexican term for hangover. Someone who has a hangover is said to be crudo or cruda. Sometimes Chilangos refer to la cruda as la cruz de su parroquia (the cross of their parish) or just la cruz, in order to be more discrete when pointing it out.
Entrenador: ¡Cómo pudiste fallar ese penalty! ¡Nos quedamos fuera de la Liguilla!
Delantero: No más no me grite profe, que ando bien crudo.
Coach: How the heck did you fail that penalty kick! Now we are out of the playoffs!
Striker: Just don't raise your voice, coach, I have a hangover here.