'unplanned' definitions:

Definition of 'unplanned'

From: WordNet
adjective
Without apparent forethought or prompting or planning; "an unplanned economy"; "accepts an unplanned order"; "an unplanned pregnancy"; "unplanned remarks" [ant: planned]
adjective
Not done with purpose or intent; "an unintended slight"; "an unintentional pun"; "the offense was unintentional"; "an unwitting mistake may be overlooked" [syn: unintentional, unplanned, unwitting]