Definition of trails:
(v) :
(transitive) To follow behind (someone or something); to tail (someone or something).
(v) :
(transitive) To drag (something) behind on the ground.
(v) :
(transitive) To leave (a trail of).
(v) :
(transitive) To show a trailer of (a film, TV show etc.); to release or publish a preview of (a report etc.) in advance of the full publication.
(v) :
(intransitive) To hang or drag loosely behind; to move with a slow sweeping motion.
(v) :
(intransitive) To run or climb like certain plants.