'Forthwith' definitions:

Definition of 'forthwith'

(from WordNet)
adverb
Without delay or hesitation; with no time intervening; "he answered immediately"; "found an answer straightaway"; "an official accused of dishonesty should be suspended forthwith"; "Come here now!" [syn: immediately, instantly, straightaway, straight off, directly, now, right away, at once, forthwith, like a shot]

Definition of 'Forthwith'

From: GCIDE
  • Forthwith \Forth`with"\ (? or ?; see With), adv.
  • 1. Immediately; without delay; directly. [1913 Webster]
  • Immediately there fell from his eyes as it had been scales; and he received sight forthwith. --Acts ix. 18. [1913 Webster]
  • 2. (Law) As soon as the thing required may be done by reasonable exertion confined to that object. --Bouvier. [1913 Webster]

Synonyms of 'forthwith'

From: Moby Thesaurus