He's 'deadly' [='dead'] serious about finding another job.
Officers are allowed to use 'deadly force' if necessary.
The two gang leaders are 'deadly' enemies.
(..) Step aside. Bear to port. If you're planning on getting eaten, I'd definitely go with the Gronckle. You were wise to seek help from the world's most deadly weapon. It's me. - I love this plan. - I didn't... You're crazy. I like that. So, what is the plan? (..)2010 How to Train Your Dragon
(..) and go after the more Viking-like teens instead. Behind these doors are just a few of the many species you will learn to fight! - The Deadly Nadder! - Speed , armor . The Hideous Zippleback. Plus stealth. Times . - The Monstrous Nightmare. - Firepower . (..)2010 How to Train Your Dragon