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2.
Brazilian slang for using one's lunch hour to slam
I decided to forgo my usual sandwich for a nice, meaty executive lunch
by camarones July 10, 2008
 
1.
Ex.ec.u.tive. Lun.ch

An executive lunch stems from the "three martini lunch" in which business professionals would drink three martinis in a leisurely fashion.

The executive lunch is when a business professional smokes marijuana during his lunch break, thus mimicking the "three martini lunch"
Hey did you notice Shaun took an "executive lunch" today?
by Mike Gainers June 21, 2007