Jackinar - A seminar where you sit there like you’re learning, but you'

A seminar where you sit there like you’re learning, but you're really just watching porn and jacking off.

I went to a webinar on marketing and spent the whole time watching a guy eat pizza and jacking off.

My coworker did a webinar on teamwork and spent the whole time jacking off and eating chips.

I joined a webinar on life skills and jacked off the whole time.