Pushpin, also known as drawing pin, thumbtack, or bulletin board pin, is a small metal or plastic nail-like object used to attach paper or other materials to a surface. Alternative names for pushpins vary depending on the region and cultural context. In the UK, pushpins are commonly referred to as drawing pins, while in the US, they are generally called thumbtacks. Bulletin board pin is another term used mainly in educational or office settings. Other synonyms for pushpin include map tack, tack nail, notice board pin, and marker pin. Regardless of their name, pushpins are a practical tool that has been widely used for a variety of purposes since their invention in the 19th century.