What is STYMIED?????? (#3)

Suddenly, up ahead, he noticed a roadblock. He slowed down and approached it cautiously. When he reached it at last, he discovered that the police had completely blocked off the road because of a bad accident. Armando's plans were stymied. This was the only road to the campsite, so he had no choice but to turn around and head back home.

For your warm up: Write your own definition of Stymied and explain WHY you decided on the definition you did using information from the passage.

Armando was driving to the campsite where his friends were staying. The weather was clear and the traffic was light, so he was making good time. When his instructions indicated that he should turn off the highway onto a secondary road, Armando was pleased. Now there would be very few cars, if any. He would be at the campsite in no time.