Workoholic
Someone who is addicted to work, Derived from the word "Alcoholic".
"It's 10PM and Mike is still at the office. What a workoholic!"
Workoholic
One whose production lessens their likelihood to reproduce.
"I don't have time to date. I've got to much work to do." "Dude you're a workoholic. You create great results, but you'll never procreate."