A person who is addicted to working, to the point where their life consists only of work and sleep. They have very few friends, if any, and some rarely see their own families.
Workaholics often suffer from fatigue, sleeping disorders, stress and stress-related ailments, and some eventually work themselves to death. Workaholics are a common sight in some East Asian countries, but are less prevalent in North America and even less in Europe.

A Comedy Central show that first aired in early April of 2011 and is absolutely hilarious. It follows three friends living and working together after college. Blake Anderson, Adam DeVine and Anders Holm star in this scripted comedy where they spend their days selling time shares and their nights partying. Even though college ended, the fun hasn't.

A person who works too hard, even when they are meant to be on vacation.

a person who makes their job their entire life

A person who's sole self purpose in life is to work hard and achieve until the day they die, never stopping to enjoy their achievments or see the world around them. Everything comes second to work and because of this their friendships are torn and love life is darker than the dark side of the moon

One who is addicted to workahol

a strong belief in the moral benefit and importance of work and its inherent ability to strengthen character.