If a shopper makes 6 failed logon attempts, then his account is locked out.

如果一个购物者6次登录都失败，他的账户就会被锁定。

youdao

For example, in some environments, users are required to change their passwords every two months, or their account is temporarily locked out.

比如在有些环境中，要求用户每两个月换一次口令，否则其帐户就会被暂时锁住。

youdao

The referenced account is currently locked out and may not be logged on.

引用的帐户当前已锁定，且可能无法登录。

youdao

That done, the original account holder is locked out.

FORBES: EA Origin Accounts Hacked: Time To Change Your Passwords

Case in point, a user on the MobileRead forums reports being locked out of his account for what was termed an "extraordinary" rate of returns (that is, he returned electronics that arrived damaged or defective).

ENGADGET: Amazon suspends Kindle account after too many product returns