What is self-satisfaction?

Noun
Often refers to the act of pleasuring oneself in a sexual manner a.k.a wanking. Also applies to putting thumbs up the anal canal.

Fred had an evening planned of pizza, video games and violent self-satisfaction in front of the mirror.

self-satisfaction - meme gif

Noun.
The act of giving oneself pleasure, usually in a sexual manner a.k.a wanking. The occasional thumb inserted into one's anal canal also applies.

Fred had an evening planned of pizza, video games and violent self-satisfaction whilst looking in the bathroom mirror.