[shit_parade2]

http://en.m.wikipedia.org/wiki/Synecdoche

'Sloppy' seems the wrong word to use to me.

[dragonwriter]

That something is synecdoche doesn't mean its not sloppy, and vice versa.

[shit_parade2]

Perhaps its use has become cliche, but using a well-worn textbook example of a synecdoche isn't exactly sloppy and to describe it as such is ignorant.