This word is commonly used in Mexico, and its use is limited to the central region of the country. The noun applicable to the individual is CULERO . Everything that a culero or being despicable executor performs, will be a CULERADA or action of very bad faith. Another word applicable as a synonym for current usage is OJETADA .
In Colombia it means fear, cowardice, fear, dread. Work or action of the culero (cowardly, fearful, fearful). Excessive fear that in theory causes you to lose control of the sphincters. shit.