Definition of Now

Adverb: now naw

In the historical present; at this point in the narration of a series of past events
"President Kennedy now calls in the National Guard"; "Washington now decides to cross the Delaware"; "the ship is now listing to port"
In these times
"we now rarely see horse-drawn vehicles on city streets";
- nowadays, today
Used to preface a command, reproof or request
"now hear this!"; "now pay attention"
At the present moment
"goods now on sale"; "the now-aging dictator"; "they are now abroad"; "it could happen any time now";
- at present
Without delay or hesitation; with no time intervening
"Come here now!";
- immediately, instantly, straightaway, straight off, directly, right away, at once, forthwith, like a shot, instantaneously, outright, in a flash, tout de suite
(prefatory or transitional) indicates a change of subject or activity
"Now the next problem is..."
In the immediate past
"told me just now"

Noun: now naw

The momentary present
"Now is a good time to do it"; "it worked up to right now"