what is bankfull
Bankfull. The water level, or stage, at which a stream, river or lake is at the top of its banks and any further rise would result in water moving into the flood plain.You can either type in the word you are looking for in the box below or browse by letter. Search: Browse by letter:he water level, or stage, at which a stream, river or lake is at the top of its banks and any further rise would result in water moving into the flood plain. You can either type in the word you are looking for in the box below or browse by letter.