Definitions

1. noun

A long, tapering banner or streamer, typically bearing a coat of arms or other emblem, carried by a knight or noble on horseback, especially in medieval times.

“The knight held a magnificent gonfanon aloft as he rode into battle.”

2. noun

A long, tapering pennant or flag, often decorated with a coat of arms or other emblem, used as a symbol of nobility or high rank.

“The gonfanon was a proud symbol of the noble family’s heritage.”