To cause one to be extremely bored, to the point of distraction, frustration, or irritation. Today's lecture bored me stiff.See also: bore, stiff
bore someone stiff
and bore someone to death; bore someone to tearsFig. to be exceedingly dull and uninteresting. (Stiff means "dead.") The play bored me stiff.The lecture bored everyone to death.See also: bore, stiff