Hi there,

I'm curious as to what lock time means? Also you can see from my transaction as listed below, it has a lock time, and a mining block. However i'm not sure what this means, as its been unconfirmed for over a day.

https://blockchain.info/tx/7cf0883a4a24664a1c77fdd465782f0d7c962b7942daa4408f3083ea659aef6a

Thanks in advance to any explanations