tener cuajo: tener calma o lentitud excesiva; con pachorra o incluso desfachatez (≈phlegmatic, cool, laid back, to have the gall).
-El Gobierno tiene el cuajo de asegurar que intervino para rescatarlas — The Government has the gall to say that they intervened in order to rescue them
-El entrenador del Barça tiene cuajo; no pierde el temple fácilmente — Barca's manager is a phlegmatic man; he doesn't lose his nerve easily