/,ɪnsɪ'kjʊə(r); ,ɪnsɪ`kjur/
adj
1 not secure or safe; not providing good support; that cannot be relied on 不保险的; 不安全的; 不牢固的; 不稳定的; 不可靠的
*have an insecure hold/grip on sth, eg when climbing 未抓牢某物（如攀登时）
* (fig 比喻) an insecure arrangement, plan, etc 不可靠的安排、计画等
* an insecure job, ie from which one may be dismissed at any time 不稳固的工作（随时有被解雇的可能）
* insecure evidence, ie not reliable enough to convict sb in a court of law 不可靠的证据（即不足以在法庭上给被告定罪的）.
2 ~ (about sb/sth) not feeling safe or protected; lacking confidence 缺乏安全感的; 感到无保障的; 信心不足的
*an insecure person 缺乏安全感的人
* She feels very insecure about her marriage. 她对自己的婚姻缺乏信心.

adj
not feeling at all confident about yourself, your abilities, or your relationships with people
insecure about
　She's very insecure about her appearance.
　She felt lonely and insecure away from her family.
a job, investment etc that is insecure does not give you a feeling of safety, because it might to be taken away or lost at any time
　Many of them work in low-paid, insecure jobs.
a building or structure that is insecure is not safe, because it could fall down
>insecurityn [U and C]
　Student teachers often suffer from a great sense of insecurity.
　her deepest fears and insecurities
>insecurelyadv