Look what the cat dragged in!

look what the cat('s) dragged in

A mild and usually playful insult used to announce someone's arrival and suggest that the person has a messy or otherwise disheveled physical appearance. When Jennifer came in soaking wet from the rain, Candice laughed and said, "Look what the cat dragged in!" Hey, everybody, look what the cat's dragged in. How's retirement treating you, Joe?
See also: drag, look, what
Farlex Dictionary of Idioms.

Look (at) what the cat dragged in!

Inf. Look who's here! (A good-humored and familiar way of showing surprise at someone's presence in a place, especially if the person looks a little rumpled. Compare this with look like something the cat dragged in.) Bob and Mary were standing near the doorway talking when Tom came in. "Look what the cat dragged in!" announced Bob. Mary: Hello, everybody. I'm here! Jane: Look at what the cat dragged in!
See also: cat, drag, look, what
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

Look what the cat dragged in!

verb
See Look at what the cat dragged in!
See also: cat, drag, look, what
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • Look at what the cat dragged in!
  • look what the cat('s) dragged in
  • look what the cat's dragged in
  • slob
  • in a state
  • cheeky monkey
  • turd face
  • beau-nasty
  • look a sight
  • look a fright