a coupling that connects or disconnects driving and driven parts of a driving mechanism; "this year's model has an improved clutch"
a pedal or lever that engages or disengages a rotating shaft and a driving mechanism; "he smoothely released the clutch with one foot and stepped on the gas with the other"
a number of birds hatched at the same time
a tense critical situation; "he is a good man in the clutch"
lengthen in time; cause to be or last longer; "We prolonged our stay"; "She extended her visit by another day"; "The meeting was drawn out until midnight"
lengthen or extend in duration or space; "We sustained the diplomatic negotiations as long as possible"; "prolong the treatment of the patient"; "keep up the good work"