(n.);masterbassing-(v.) pronounced: Mast-er-bash-un
The stimulation of ones own bass guitar, especially slapping, which results in immediate pleasure and self-gratification. Depending on the length and intensity of masterbassion, pain and/or blisters may develop.
When no onewill give you the gratification of a job well done, you are forced to masterbask in your own accomplishment.
No one would give me the credit I deserved for a great project at work, so I was forced to shut the door to my office and masterbask.
I had just finished painting the bathroom and showed my wife, she said "fine" but you have more work to do. I needed to masterbask in my accomplishment. Then I felt better.
The placement of one's face, into the cleavage of a man's moobs, followed by the side-to-side shaking of the head accompanied with a motor-ing sound.
John made many trips to McDonalds on Friday; resulting in a hefty, yet delicious figure. Sarah was captivated by his rolls and decided manterboating his moobs at the pool the next day would be a hot idea.