In a medium bowl, whisk together the olive oil, vinegar, oregano, thyme, rosemary, garlic, salt, and pepper. Place the steak in a shallow dish or resealable plastic bag and pour the marinade over the steak. Cover or seal and refrigerate for at least 1 hour or overnight.
Preheat an outdoor grill for high heat.
Remove the steak from the marinade and discard the remaining marinade. Grill the steak for 5 to 7 minutes per side, or until cooked to desired doneness.
Remove the steak from the grill and let rest for 5 minutes before slicing and serving.
Interesting Facts
Skirt steak is a cut of beef taken from the lower chest area of the cow.
Skirt steak is best cooked quickly over high heat.
Skirt steak is often used in Mexican and South American dishes.