be (sitting) on (one's) tail

be (sitting) on (one's) tail

To follow close behind someone or something. Why is this guy sitting on my tail when I'm already going over the speed limit? The cops are definitely on our tail now—we have to turn ourselves in!
See also: on, tail
Farlex Dictionary of Idioms.
See also:
  • hot on (one's) heels
  • go along
  • go along with
  • go along with (someone or something)
  • make plain
  • beat (someone or something) into (something)
  • beat into
  • lay a finger on
  • lay a finger on (someone or something)
  • lay a finger on somebody