חפשו מילה כלשהי, כמו the eiffel tower:
 
1.
not paying attention/ dazed off
"You're out to lunch"
מאת jdg 17 בנובמבר, 2003
 
2.
Drunk, intoxicated, plastered, wasted, etc.
"My friend was out to lunch when he jumped off the roof."
מאת gorillagrip 21 ביוני, 2006
 
3.
a) A sign that is put on the outside of a business premesis that is indicating that it is temporarily non functional, and that business will resume within the hour.

b) not paying attention.
Out to lunch, back at one.


He's out to lunch.
מאת Kung-Fu Jesus 18 באפריל, 2004
 
4.
The away message you get on instant messaging services like AIM when your friend is eating his girlfriend.
Guy 1: Hey Guy 2, what's up?
-Auto Response from Guy 2- Out To Lunch.
Guy 1: Again...?
מאת Pantho 12 במאי, 2009
 
5.
Techincally speaking, when a piece of network equipment goes down.
"The server just went out-to-lunch; what a piece of shit."
מאת Network Director 16 בספטמבר, 2013
 
6.
Going OUT of the room and meeting your co-worker in the closet, TO LUNCH down on her sweet spot.
I love taking Angela OUT TO LUNCH, I could eat all day long with her.
מאת huffinthemuffin 16 בדצמבר, 2010
 
7.
something your supervisor usually is.
Hey man, have you seen the sup lately?
No man I think he's out to lunch!
He's out to lunch period.
מאת Jeff Barouch 12 ביולי, 2004