Simple past tense and past participle of barricade.(verb)
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Use "barricaded" in a sentence
"As Hackberry walked deeper into the shadows, the sunlight that had fractured on the ridgeline disappeared, and he could see the tents and the pickup truck and the SUV and the mountainside in detail, and he realized the mistake he had made: You never allow your enemy to become what is known as a barricaded suspect."
"While most of the world is dead, there are small pockets of survivors that exist in barricaded cities across the globe."
"Over several hours of negotiations, police tried to call the barricaded man, but he had disconnected his home phone and damaged his cell, Kozak said."