dobber

noun

1. (US) A tool used to play bingo; a dauber.

2. (Britain, derogatory) A member of the working class in Scotland or Ireland who is seen as undereducated, with poor taste, especially in clothes, and poor social skills; closely connected to chav.

3. (Australia, Britain, derogatory) One who dobs (informs against or implicates to authority).

- Nikki is such a dobber, she told the teacher that I hit Karen in the playground.

4. (Britain, informal) Any small electronic device that plugs directly into a larger one, such as a wireless scoring system in fencing or a USB mass storage device.

5. (Britain, chiefly dialect) A large marble.

6. (US, regional) A float (as used by an angler).

7. A dabchick.