Any form of manual genital manipulation that occurs prior to 10AM.
I woke up with morning wood but my girlfriend is on her period so I had to settle for a Breakfast Jack.

My folks left early this morning so I managed to get in a Breakfast Jack before school.
by Basil Hill February 15, 2009
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This morning treat is an excellent source of protein.
Bro: You ready for the gym this morning, Brah?

Brah: Yeah, I just had a huge breakfast jack, Bro.
by d kizzle February 25, 2009
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The act of rubbing one out as soon as you wake up in the morning.
I woke up with morning wood so i had a breakfast fap-jack to get rid of it.
by Crashy873 October 5, 2016
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When you are logjamming a woman and then fart in her mouth.
Im sleeping on the couch again because I gave the old lady a Lumber Jack Breakfast.
by actorguy1428 July 17, 2008
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A man in a class that is not very smart and matthew can see the future of jack being dumb
Why is Jacks Breakfast so dumb
by Jack=bad April 20, 2021
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