An adjective used to describe a person's mental state or behavior as crazy, spacey,absurd, out of touch with reality, obsessive,
overblown, psycho, or bitchy.
Mostly liked derived from the
parochial slang term of being "
out to lunch".
Usually followed by the word 'yo'.
"
My ex called me last night asking me why
I never her call her anymore;
pshhh, that bitch (dude) is luncheon (yo)"