[ suhd-n ]
/ ˈsʌd n /
happening, coming, made, or done quickly, without warning, or unexpectedly: a sudden attack.
occurring without transition from the previous form, state, etc.; abrupt: a sudden turn.
Archaic. quickly made or provided.
Obsolete. an unexpected occasion or occurrence.
Words nearby sudden
Idioms for sudden
all of a sudden, without warning; unexpectedly; suddenly.Also on a sudden.
Origin of sudden
SYNONYMS FOR sudden
1, 2 unforeseen, unanticipated. Sudden, unexpected, abrupt describe acts, events, or conditions for which there has been no preparation or gradual approach. Sudden refers to the quickness of an occurrence, although the event may have been expected: a sudden change in the weather. Unexpected emphasizes the lack of preparedness for what occurs or appears: an unexpected crisis. Abrupt characterizes something involving a swift adjustment; the effect is often unpleasant, unfavorable, or the cause of dismay: He had an abrupt change in manner. The road came to an abrupt end.
OTHER WORDS FROM suddensud·den·ly, adverbsud·den·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for all of a sudden
/ (ˈsʌdən) /
occurring or performed quickly and without warning
marked by haste; abrupt
rare rash; precipitate
archaic an abrupt occurrence or the occasion of such an occurrence (in the phrase on a sudden)
all of a sudden without warning; unexpectedly
mainly poetic without warning; suddenly
Derived forms of suddensuddenness, noun
Word Origin for sudden
C13: via French from Late Latin subitāneus, from Latin subitus unexpected, from subīre to happen unexpectedly, from sub- secretly + īre to go
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Idioms and Phrases with all of a sudden (1 of 2)
all of a sudden
Entirely without warning, abruptly, as in All of a sudden the lights went out. In Shakespeare's day the common phrase was of a sudden, the word all being added in the late 1600s. Also see all at once, def. 2.
Idioms and Phrases with all of a sudden (2 of 2)
see all of a sudden.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.