have a lead foot

have a lead foot

To have a tendency to speed when driving. The image is that of one's foot being made of lead, which is very heavy, and thus pushing down on the accelerator. My Aunt Norma had a lead foot, God bless her, and once got four speeding tickets in a single month.
See also: foot, have, lead
Farlex Dictionary of Idioms.
See also:
  • have a heavy foot
  • keep/put the pedal to the metal
  • pedal to the metal
  • put the pedal to the metal
  • put the hammer down
  • with the pedal to the metal
  • punch it
  • hit me on the hip
  • have a quick temper
  • a back-seat driver