headless chicken

a panic stricken and/or illogical person

The once heroic veteran turned into a regular headless chicken overnight.

hold your fire

calm down and be patient

Hold your fire. You didn't get the full story.

punch

power, force, strength

This sauce needs more punch.

kangaroo

to convict someone with false evidence

They tried to kangaroo him with a forged confession.

under

1. unconscious due to anesthesia

2. intoxicated

He was under in minutes, and yet, somehow he woke up before the procedure was complete.

poser

someone who trys to act a particular way to be popular, feel good, etc, but ends up looking ignorant

You are obviously a poser.

buzzworthy

worthy of popular attention

This wannabe statesman is not buzzworthy. He is purely an attention whore.