1. improbable - Adjective
2. improbable - Adjective Satellite
Not probable; unlikely to be true; not to be expected under the circumstances or in the usual course of events; as, an improbable story or event.
Source: Webster's dictionarya tall story Source: Internet
legislation on the question is highly unlikely Source: Internet
an improbable event Source: Internet
After operating as such a polarizing player for so much of his career because of his ball dominance and improbable shots, he stayed true to form in the end — and was celebrated for it. Source: Internet
Alex Smith's wife and children celebrate one improbable comeback. Source: Internet
Based on sheer numbers alone, Pizarro's military victory was one of the most improbable in recorded history. Source: Internet