A circle jerk in excess of twenty five people, with an adorable puppy in the center cleaning up "the mess". This will eventually emotionally scar the adorable puppy.
When a person of the opposite sex is acting promiscuous or 'slutty' towards multiple people in the room that person is acting 'raundy'. Especially when they act without regard towards the feelings of their friends, or in some cases acting this way to spite a friend or ex-lover.
"Casey is really raundy tonight, she's practically got her hand down Jeff's pants."