instantly

adv.

1. At once.
2. With insistence; urgently.

conj. Chiefly British
As soon as.

adverb

Without delay: directly, forthwith, immediately, instant, now, right away, right off, straightaway, straight off. Idioms: at once, first off. See time.

adv

Definition: right now
Antonyms: eventually, later, slowly

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IN BRIEF: adv. - Without any delay; Without delay or hesitation.

He insists on being paid instantly for what he does — J. T. Mackey

Note: click on a word meaning below to see its connections and related words.

The adverb has 2 meanings:

Meaning #1: without delay; with no time intervening
  Synonyms: immediately, straightaway, straight off, directly, now, right away, at once, forthwith, in real time

Meaning #2: without any delay
  Synonyms: instantaneously, outright, in a flash

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