What is Screen Door On A Submarine?
1.
1. Useless, worthless
2. To cause someone to lose hope; To disapoint; 
1. I don't think she should be on our team. She's a screen door on a submarine.
2. (From the Venture Bros.)
Hank: Aww come on, let me at 'em, Brock! I probably know Judo! How many of those guys can make the same boast?!
Brock: No.
Hank: Why must you be the screen door on my submarine, Brock?
See 
Random Words:
1. 
The adventurous hero of the monkey island game series who can hold his breathe for 10 minutes
See Monkey Island
2. 
As he claims, a mi..