1. Happening without previous notice or with very brief notice; coming unexpectedly, or without the common preparation; immediate; instant; speedy. “O sudden wo!” --Chaucer. “For fear of sudden death.” --Shak.
Sudden fear troubleth thee. --Job xxii. 10.
2. Hastly prepared or employed; quick; rapid.
Never was such a sudden scholar made. --Shak.
The apples of Asphaltis, appearing goodly to the sudden eye. --Milton.
3. Hasty; violent; rash; precipitate. [Obs.]
Syn: -- Unexpected; unusual; abrupt; unlooked-for.
-- Sud*den*ly, adv. -- Sud*den*ness, n.
Sud·den, adv. Suddenly; unexpectedly. [R.]
Herbs of every leaf that sudden flowered. --Milton.
Sud·den, n. An unexpected occurrence; a surprise.
All of a sudden, On a sudden, Of a sudden, sooner than was expected; without the usual preparation; suddenly.
How art thou lost! how on a sudden lost! --Milton.
He withdrew his opposition all of a sudden. --Thackeray.
adj : happening without warning or in a short space of time; "a
sudden storm"; "a sudden decision"; "a sudden cure"