Best definition
yeXxX
adv. similar to yes, but used in place of a very emphatic “yes”; often, has a sexXxual connotation; may or

may not be accompanied by crossing of arms in “X” at level of chest

ExXxamples:

mark: ray added cee lo’s “f*** you” at baby grand?

lexxx: yeXxX!

agatha: want to go get a drink at the watering hole?

chauncey: yeXxX