Yes, bulletin is a noun, a singular, common noun.
The word "bulletin" can function as a noun.
The noun 'bulletin' is a common noun, a general word for a quick announcement from an official source about something; a general word for a program or newsletter that a club or organization produces regularly to give information to its members.A proper noun is the name of a specific person, place, or thing. A proper noun for the common noun 'bulletin' is the name (title) of a bulletin.
The plural form of the noun worker is workers.The plural possessive form is workers'.Examples: The workers' schedules are posted on the bulletin board.
The possessive form of the noun month is month's.Example: Each month's schedule is posted on this bulletin board.
bulletin board
The Bulletin ended in 2008.
The Bulletin was created in 1880.
form_title= Bulletin Board form_header= Purchase a bulletin board for your office. What size bulletin board do you need?*= {Small, Medium, Large} How many bulletin boards do you need?*= _ [50] Do you want the board to be made from recycled materials?*= () Yes () No
The news bulletin was issued as soon as the verdict was known. The church bulletin had the information about the dinner in it.
Edmonton Bulletin was created in 1880.
Edmonton Bulletin ended in 1951.
Bulletin of Volcanology was created in 1922.