(informal, derogatory) One who does not have a social life.

Having no social life.

(transitive, video games) To spend most or all one's time on.

(dated) Very closely resembling the original; drawn with great accuracy.

(informal) An expression of bliss, an expression of happiness with one's current situation.

Bestowing life; enlivening. / Full of vitality; lively and exuberant. / Characteristic of life and living things.

In a lifeful manner; full of life.

A quantity that fills a lifetime.

For the rest of a person's life. / Very fast or strenuously, as if to save one's life.

plural of lifeful