support the troops
A non sequiter trotted out (usually by conservative Republicans) in an attempt to silence opposition. Typically followed by attempts to slash veterans benefits and support for amnesty for insurgents who haved kill Americans.
Example:
You don't think that the Islamic Republic of Iraq is a good idea? Why don't you shut up and support the troops?
You don't think that the Islamic Republic of Iraq is a good idea? Why don't you shut up and support the troops?