What is Your Head's On Fire?
1.
What you say to someone who is either lying to you, bullshitting you, or doesn't know what they're talking about.
Another way of saying "you're trippin'"
An oldskool phrase.
Chump A: Man, that girl is fine.
Chump B: Your head's on fire dude. She's straight fugly.
See
Random Words:
1.
the Fonz in a nursing home.
can also be applied when describing the Fonz' testicles.
"you know Henry Wrinkler is so old"..