To foot the bill, pay for everyone. In Mexico 'veinte' (twenty) became slang for cash, so cargar el veinte means you're the one picking up the tab.

Between a rock and a hard place — caught in an impossible situation where every choice brings consequences. The sword on one side, the wall on the other — there's no comfortable exit.

To be in the middle of nowhere, extremely far away. In Spain el quinto pino is the imaginary fifth pine tree at the edge of the world — if something is there, good luck getting to it.

Strength, energy, physical vigor. In Mexico and Central America someone with neque has raw power and endurance — they can outwork anyone and still have gas left in the tank.