What is Undertime?
1.
Opposite of overtime. The difference between hours worked and the expected or contracted hours.
"I spent 35 hours in the office this week so I've got 5 hours of undertime."
"I've been putting in a lot of undertime lately, so I'm going to stay late tonight."
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2.
The extra hours (beyond a 40 hour week) employees have to work before being compensated by OVERtime. Any unpaid hours worked by the employee that are donated to the company without pay.
Mikey is a slacker this week... he's only put in 4 hours of undertime.
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3.
1. A term used to designate the time a partcularly skanky female radio personality spends under her male clients.
Orlando: "Jenny Boom-Boom's got 12 kids. I mean c'mon, 12 kids? That's some serious overtime!"
Masir: "Or ... UNDERTIIIIIMMMMEEEEE!!!!"