"IN a cold morning" or "ON a cold morning"? 2) What does "bright as a knife" in "she said, bright as a knife"? 3) What does "grounded" mean in "is she not allowed to go out when she is grounded"? 4) What does "bounded" mean in "A gray squirrel bounded in fluid semicircles across our path"? 5) If you don't drink coffee and want to share your instance coffee bottle with your roomie, how would you say "Help yourself and drink as much as you want"?