mcdonalds connection
A shitty Internet connection.
We were at Mike's house, and we wanted to play MW2, but he had a mcdonalds connection, so we couldn't without it lagging all the time.
mcdonald's internet connection
When your playing an online game and your internet connection is so laggy that you have no control of your game.
Tim got that McDonald's internet connection, no wander his K/D's so bad