Jack soloing

doing something on your own, or on your "Jack". Often used when describing something epic which a person may be doing.

bob: Dude, there is a naked guy running about the house!
Ciaran: Jeepers! he has some balls, it looks like he is jack soloing it!

by $3bby $un August 7, 2010

solo jacking

singles competition timber sports

Roger, please, you gotta teach me everything you know about solo jacking!

by PaganRaccoon August 20, 2024