Engross (verb)

1. To occupy all the attention or time of (someone); to absorb someone completely.
2. To write or copy out (a document) in a large, clear hand.

Origin:

Late middle english (in the sense "occupy completely"): from old french engrosser, from en- "in" + gros "thick".

Examples:

1. The book engrossed him for hours.
2. The game engrossed the children for hours.
3. The movie engrossed the audience.
4. The conversation engrossed them for hours.
5. The work engrossed him for days.