Top Definition
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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the act of masturbating as soon as one wakes up. often around breakfast time.
bill: yo what'd u do this morning?

scott: had a breakfastjack then went to work
by crack hagerman December 25, 2010

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt
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

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt