She drew the blind to curtain off this merry sight."?
She closed the drapes or pulled the shade down on the window so that she couldn't see what was happening outside.
"he paid me 20 bucks under the table."Does buck mean a dollar?and what does "under the table"mean?
Yes, a buck is slang for a dollar. Being paid under the table means receiving money confidentially, so that no one else knows about it. "Being paid under the table" often implies that the money is a bribe.