Escapó un convicto de una prisión federal; estaba cumpliendo una condena de prisión perpetua.A convicted escaped from a federal prison; he was serving a life sentence.
An adjective is a word that describes a noun (e.g., the big dog).
Este hombre es un delincuente convicto. Ya cumplió su condena de prisión, y ahora está tratando de empezar una nueva vida.This man is a convicted felon. He has already completed his prison sentence, and is now trying to start a new life.