lust

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. Intense or unrestrained sexual craving.
2. n. An overwhelming desire or craving: a lust for power.
3. n. Intense eagerness or enthusiasm: a lust for life.
4. n. Obsolete Pleasure; relish.
5. v. To have an intense or obsessive desire, especially one that is sexual.

Century Dictionary and Cyclopedia

1. n. Desire, inclination, or wish in general.
2. n. Intense longing desire; eagerness for possession or enjoyment: as, the lust of gain.
3. n. Specifically Evil propensity; depraved affection or desire.
4. n. In absolute use, carnal desire; sexual appetite; unlawful desire of sexual pleasure; concupiscence.
5. To desire eagerly; long: with after or for.
6. To take pleasure; delight; like.
7. Specifically To have evil desire.
8. To have carnal desire: with after.
9. A Middle English form of list .
10. n. Pleasure; delight; a source of pleasure.

Wiktionary

1. n. Strong desire, especially of a sexual nature.
2. n. A general want or longing not necessarily sexual or devious.
3. n. A delightful cause of joy, pleasure.
4. v. To very strongly desire.
5. v. To crave sexual contact urgently.

GNU Webster's 1913

1. n. Pleasure.
2. n. Inclination; desire.
3. n. Longing desire; eagerness to possess or enjoy; -- in a had sense.
4. n. Licentious craving; a strong sexual appetite.
5. n. Hence: Virility; vigor; active power.
6. v. To list; to like.
7. v. To have an eager, passionate, and especially an inordinate or sinful desire, as for the gratification of the sexual appetite or of covetousness; -- often with after.

WordNet 3.0

1. v. have a craving, appetite, or great desire for
2. n. a strong sexual desire
3. n. self-indulgent sexual desire (personified as one of the deadly sins)