What is You're Lying?
1.
A thing you say to someone when you think they're lying. You can also say it when you think they're not lying just to annoy them.
Luke: PT is well gay.
Me: So's ur mum.
Luke: Whatever.
Me: You fancy boys.
Luke: No i don't.
Me: You're well gay, you fancy Ben Amos.
Luke: No i don't.
Me: You're Lying.
See