No definitions found for 'on the mark'
Perhaps one of these:
one-dimensionality,
ondoyant,
one-ten-thousandth,
oenothionic,
omitting,
ontonagon county, mi,
on time,
one-dimensional language,
onetime,
one time programmable read-only memory,
ointing,
oneida, ny,
ointment,
on the wings of the wind,
on the one hand,
one-time,
on the wind,
ontonagon county,
ounding,
owenton, ky,
on the nose,
ontonagon, mi,
one-time password,
on demand,
on the mend,
on the wing,
on the make,
on tenterhooks,
owenton,
ondometer,
one-tenth,
on the nail,
one-to-one,
one-dimensional,
one time,
ontonagon,
on the wane,
on the move,
ondine,
ommateum,
on the neck of,
omittance