stub

noun
UK /stʌb/
US /stʌb/

A stub is a short piece left after the rest is used or broken off.

He put the pencil stub in his pocket.


OTHER MEANINGS

2. The small part of a ticket or check kept as a record.

Keep the ticket stub so you can get back in.

3. To hit your toe against something hard.

I stubbed my toe on the table leg.

4. A short remaining part of a cigarette after smoking.

He crushed the cigarette stub under his shoe.