
1) Bitt 2) Post 3) Road infrastructure 4) Traffic sign
Found on
https://www.crosswordclues.com/clue/bollard

1) Bitt
Found on
https://www.crosswordclues.com/clue/bollard

A bollard is a short vertical post. Originally it meant a post used on a ship or a quay, principally 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 can also be used to describe short, post-like light fixtures. =...
Found on
http://en.wikipedia.org/wiki/Bollard

short post on a wharf or ship to which ropes are tied
Found on
http://phrontistery.info/b.html

short post on a wharf or ship to which ropes are tied
Found on
http://phrontistery.info/nautical.html

An anchor in snow or ice created by cutting or shaping the surface so a rope or sling can securely encircle the feature.
Found on
http://santiamalpineclub.org/mountain/climbing/terms/

Mooring bitts used on a ship or on a wharf. Usually metal.
Found on
http://shipwrightjournal.blogspot.co.uk/p/glossary-of-nautical-terms.html

• (n.) An upright wooden or iron post in a boat or on a dock, used in veering or fastening ropes.
Found on
http://thinkexist.com/dictionary/meaning/bollard/

A line-securing device on a wharf around which mooring and berthing lines are fastened.
Found on
http://www.aapa-ports.org/Industry/content.cfm?ItemNumber=934

A barrier post, usually 30 to 42 inches in height, used to block vehicular traffic at trail access points. Should be installed in odd numbers (one or three).
Found on
http://www.americantrails.org/

(from the article `canals and inland waterways`) Bollards (mooring posts) on the lockside are used for holding vessels steady by ropes against the turbulence during lock operation; mooring hooks set ...
Found on
http://www.britannica.com/eb/a-z/b/88

A pillar or post for attaching mooring lines.
Found on
http://www.diy-wood-boat.com/Boating-terms.html

Strong point for securing a rope. This may be ashore or on another vessel.
Found on
http://www.encyclo.co.uk/local/20645
Bol'lard noun [ Confer
Bole the stem of a tree, and
Pollard .] An upright wooden or iron post in a boat or on a dock, used in veering or fastening ropes.
Bollard timber (Nautical) ,
a timber, also called a knighthead , rising just within the stem in a ship, on e...
Found on http://www.encyclo.co.uk/webster/B/75
A free-standing stone post or guard. Or, a stone guard protecting a wall corner from damage by encroaching traffic.
Found on http://www.selectstone.com/architectural-resources/stone-glossary/
From 'bol' or 'bole', the round trunk of a tree. A substantial vertical pillar to which lines may be made fast. Generally on the quayside rather than the ship.
Found on http://www.translationdirectory.com/glossaries/glossary101.htm
[n] - a strong post (as on a wharf or quay or ship for attaching mooring lines)
Found on http://www.webdictionary.co.uk/definition.php?query=bollard
bitt noun a strong post (as on a wharf or quay or ship for attaching mooring lines); `the road was closed to vehicular traffic with bollards`
Found on https://www.encyclo.co.uk/local/20974
· a thick, low post, usually of iron or steel, mounted on a wharf or the like, to which mooring lines from vessels are attached. · a small post to which lines are attached. · bitt (def. 1).
Found on https://www.infoplease.com/dictionary/bollard
No exact match found.