Screen Door On A Submarine Edit Meaning

1.

1. Useless, worthless

2. To cause someone to lose hope; To disapoint; Burst your bubble

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 useful, hopeful, pointless, screen door, about as useful as a screen-door on a submarine