1. running mate a nominee for the lesser of two closely related political offices
  2. running title the title of a book used as a running head
  3. running noose a loop formed in a cord or rope by means of a slipknot
  4. running time the length of time that a movie or tv show runs
  5. running hand rapid handwriting in which letters are set down in full and are cursively connected within words without lifting the writing implement from the paper
  6. running stitch small, even, hand stitches run in and out
  7. enigmatic not clear to the understanding
  8. running head a heading printed at the top of every page of a book
  9. running light light carried by a boat that indicates the boat's direction
  10. running suit a matching jacket and pants worn by joggers and made of fabric that absorbs perspiration
  11. running start a racing start in which the contestants are already in full motion when they pass the starting line
  12. meningitis infectious disease characterized by inflammation of the meninges (the tissues that surround the brain or spinal cord) usually caused by a bacterial infection; symptoms include headache and stiff neck and fever and nausea
  13. running game (American football) a play in which a player attempts to carry the ball through or past the opposing team
  14. Hernan Cortes Spanish conquistador who defeated the Aztecs and conquered Mexico (1485-1547)
  15. Ranunculales herbs, shrubs and trees: includes families Ranunculaceae
  16. raving mad talking or behaving irrationally
  17. running back (football) a back on the offensive team (a fullback or halfback) who tries to advance the ball by carrying it on plays from the line of scrimmage
  18. Riemannian geometry (mathematics) a non-Euclidean geometry that regards space as like a sphere and a line as like a great circle
  19. running away the act of leaving the place you are expected to be
  20. running shoe a light comfortable shoe designed for running