Similar to a flea market but limited to surburban residential districts. Useless or unwanted items given away at ridiculously low prices, only to be desired and wanted back once they've been sold off
"I bought some great old TV Guides at the Smiths' yard sale Saturday."
Social event whereby the male (having proposed an engagement to the female) places a ceremonial ring on the female's finger, showing his "claim" to her. He does this usually in the (misinformed) interest of having sex on a more regular basis.
Well, when we're married we'll do it more often...right?"