Block blade

Cut off contact with someone or something.
Block correspondence.

Her boyfriend was getting crazy so she had to block blade his ass!

Blade Blocked

A situation where a person attempts to use Blade Blocker as a letter opener, but a cheaper letter opener actually works. Making the Blade Blocker look ineffective.

Friend: Why are you slashing all those envelopes?
Tom: Well this blade blocked blade blocker is supposed to open them.