What does «tortón» mean in Spanish?

Acial or gag that is put on the beasts.

♦ Used in: Chile
Augmentative of "cake".

Examples of use in Spanish: "tortón de coco y dulce de leche".
Cachetazo or golpepazo; tortazo.

♦ Used in: Argentina
A type of cargo truck.

♦ Used in: Mexico

Examples of use in Spanish: "el choque del tortón fue porque se quedó sin frenos".

"chofer de tortón".
(¡qué tortón!) Interjection that expresses concern or regret for a mistake that has been made.