It means to masturbate, to sexually pleasure yourself.
"Self-jacking off" is not a commonly used term, but it likely refers to the act of masturbating or pleasuring oneself sexually with one's hand.
Masturbation
Take off can mean two things. Taking off can mean leaving or it can mean that you are taking something off.
first off, its not jakes off..... its jacks off....
screw off
overdrive off
What does off the market really mean does it mean that the house is sold or is awaiting to be closed on.
it mean your off your head
Eff mean
pour off, a.k.a. jack off
"Severs" can mean 'cuts off' - as in chopping a branch completely off a tree
It means that the radio is off.
bit off both if yu no what i mean :o bit off both if yu no what i mean :o bit off both if yu no what i mean :o
I suspect you mean "goof off". To goof off is to do nothing or to do fun things instead of doing the work you are supposed to be doing.