an adjective to describe a person or an object that is dumb, ignorant, unnecesary, doesn't function properly or mentally incompetent.
A Teacher says What does Thrifty mean?
A student replies stealing!
That student is therefore RICKETY for not only missing the overall concept of the word but for just being plain RICKETY!!
邮件由 email@example.com 发出。我们决不会发送垃圾邮件。