now

American Heritage® Dictionary of the English Language, Fourth Edition

1. adv. At the present time: goods now on sale; the now aging dictator.
2. adv. At once; immediately: Stop now.
3. adv. In the immediate past; very recently: left the room just now.
4. adv. At this point in the series of events; then: The ship was now listing to port.
5. adv. At times; sometimes: now hot, now cold.
6. adv. Nowadays.
7. adv. In these circumstances; as things are: Now we won't be able to stay.
8. adv. Used to introduce a command, reproof, or request: Now pay attention.
9. adv. Used to indicate a change of subject or to preface a remark: Now, let's get down to work.
10. conj. Seeing that; since. Often used with that: Now that spring is here, we can expect milder weather.
11. n. The present time or moment: wouldn't work up to now.
12. adj. Of the present time; current: our now governor.
13. adj. Slang Currently fashionable; trendy: the now sound of this new rock band.
14. idiom. again Occasionally.

Century Dictionary and Cyclopedia

1. At the present point of time; at the present time; at this juncture.
2. In these present times; nowadays.
3. But lately; a little while ago.
4. At or by that past time (in vivid narration); at this (or that) particular point in the course of events; thereupon; then.
5. Things being so; as the case stands; after what has been said or done.
6. Used as an emphatic expletive in cases of command, entreaty, remonstrance, and the like: as, come, now, stop that!
7. under erst.
8. A continuative, usually introducing an inference from or an explanation of what precedes.
9. Equivalent to now that, with omission of that.
10. n. The present time or moment; this very time.
11. Present.

Wiktionary

1. adj. Present; current.
2. adj. archaic, law At the time the will is written. Used in order to prevent any inheritance from being transferred to a person of a future marriage. Does not indicate the existence of a previous marriage.
3. adj. informal Fashionable; popular; up to date; current.
4. adv. At the present time.
5. adv. sentence Used to introduce a point, a remonstration or a rebuke.
6. adv. Differently from the immediate past; differently from a more remote past or a possible future; differently from all other times.
7. adv. Differently from the situation before a (stated or implied) event or change of circumstance.
8. adv. At the time reached within a narration.
9. adv. In the context of urgency.
10. conj. since, because, in light of the fact.
11. interj. Indicates a signal to begin.
12. n. uncountable The present time.

GNU Webster's 1913

1. adv. At the present time; at this moment; at the time of speaking; instantly.
2. adv. Very lately; not long ago.
3. adv. At a time contemporaneous with something spoken of or contemplated; at a particular time referred to.
4. adv. In present circumstances; things being as they are; -- hence, used as a connective particle, to introduce an inference or an explanation.
5. adj. rare Existing at the present time; present.
6. n. The present time or moment; the present.

WordNet 3.0

1. adv. in the immediate past
2. adv. at the present moment
3. adv. in these times
4. n. the momentary present
5. adv. (prefatory or transitional) indicates a change of subject or activity
6. adv. without delay or hesitation; with no time intervening
7. adv. in the historical present; at this point in the narration of a series of past events
8. adv. used to preface a command or reproof or request