Crossword Clue:

Not long or short Abbr

AnswerCrossword Clue
REGNot long or short: Abbr.
REGLong or short alternative: Abbr
OPPLong, for short: Abbr.
REGNeither long nor short: Abbr.
YESTNot long ago at all: Abbr.
STOLAbbr. for an aircraft not needing a long runway