A bollard is a short vertical post. Originally it only meant a post Online Etymology Dictionary used on a quay for mooring. The word now also describes a variety of structures to control or direct road traffic, such as posts arranged in a line to obstruct the passage of motor vehicles. The term may be related to bole, meaning a tree trunk. Mooring bollards A bollard, a name inherited from the Norman-French name Boulard still often found in Normandy, is a short wooden, iron or stone post used… (More on Bollard)