Glenn Greenwald:

And, in almost every significant case, what "bipartisanship" means in Washington is that enough Democrats join with all of the Republicans to endorse and enact into law Republican policies, with which most Democratic voters disagree. That's how so-called "bipartisanship" manifests in almost every case.

In almost every case, the proposals that are enacted are ones favored by the White House and supported by all GOP lawmakers, and then Democrats split and enough of them join with Republicans to ensure that the GOP gets what it wants. That's "bipartisanhip" in Washington...read on

Read the list of votes on Glenn's piece and you'll understand what he's talking about.