Pronunciation: (bum'bling), [key]
1. liable to make awkward blunders: a bumbling mechanic.
2. clumsily incompetent or ineffectual: bumbling diplomacy.
the act or practice of making blunders: The bumbling of their officers cost them the battle.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.