slim and none (adjective) improbable: not likely
Sinonime: doubtful,
dubious,
fanciful, far-fetched,
flimsy*, hundred-to-one, iffy,
implausible,
inconceivable, not expected, outside chance,
questionable,
rare,
slim, slim and none,
unbelievable,
uncertain, unconvincing, unheard of,
unimaginable,
unlikely, unsubstantial,
weakAntonime: believable,
likely,
ostensible,
plausible,
possible,
probable, tenable