Top definition
The act of a man penatrating a women from behind while eating a roast beef sandwich made with great value wal-mart brand off of her back.
The large man was happy to be able to make love while eating at the same time while performing a wal mart sack lunch.
by ogtripleog615 September 28, 2010
Get the mug
Get a Wal Mart sack lunch mug for your Facebook friend Bob.