rocking the casket
When someone sleeps with a person who is old enough to be their grandparent.
Hey, have you seen Dylan? Yea hes upstairs rocking the casket with some old woman he met at the bar.
rocking the casket
When you sleep with someone who is old enough to be your grandparent. Much like rocking the cradle but reversed.
Hey have you seen Dylan? Yea he's upstairs rocking the casket with some granny he met at the bar.