long on

:  extending for a considerable distance

:  having greater length than usual

:  having greater height than usual :  tall

:  for or during a long time

:  at or to a long distance :  far

:  for the duration of a specified period

:  a long period of time

:  a long syllable

:  one taking a long position especially in a security or commodity market

:  to feel a strong desire or craving especially for something not likely to be attained

:  to be suitable or fitting

: longitude