Pronunciation: (pas'u-bul, pä'su-), [key]
1. capable of being passed through, beyond, or over; fit to be traversed, penetrated, crossed, etc., as a road, forest, or stream.
2. adequate; acceptable: a passable knowledge of French.
3. capable of being circulated legally or having a valid currency, as a coin.
4. capable of being or liable to be ratified or enacted: passable legislation.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.