between two stools
Meaning
Not fitting neatly into either of two categories or positions.
Used other than figuratively or idiomatically: see between, two, stool.
Source: en.wiktionary.orgAntonyms
Examples
Sometimes we feel we straddle two cultures; at other times, that we fall between two stools.
Between two stools one falls to the ground.
Between two stools you come to the ground.
Between two stools is a fall.