informal

be out of (your) mind - to be crazy.

Did I just imagine all of this - am I going out of my mind?

• dead on arrival
• dead ringer for
• dead ringer for someone
• dead ringer for something
• dead set against
• dead set against something
• dead to the world
• dead weight
• dead wood
• deal a death blow
• deal something a death blow
• Dear John letter
• dear to heart
• dear to someone's heart
• death blow
• death knell
• death trap
• deck out
• deck out someone
• deck out something
• deep down
• deep pockets
• deep-six
• deep-six someone
• deep-six something