insecure

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in·se·cure / ˌinsiˈkyoŏr/ • adj. 1. (of a person) not confident or assured; uncertain and anxious: a top model who is notoriously insecure about her looks a rather gauche, insecure young man.2. (of a thing) not firm or set; unsafe. ∎  (of a job or position) from which removal or expulsion is always possible. ∎  not firmly fixed; liable to give way or break: an insecure footbridge. ∎  able to be broken into or illicitly accessed: an insecure computer system.DERIVATIVES: in·se·cure·ly adv.in·se·cu·ri·ty n.