1.Definition: a short piece remaining on a trunk or stem where a branch is lost

Category: Objects

2.Definition: a small piece

"A nub of coal", "A stub of a pencil"

Related Noun(s):nub

Category: Objects

3.Definition: a torn part of a ticket returned to the holder as a receipt

Category: General

4.Definition: the part of a check that is retained as a record

Related Noun(s):counterfoil

Category: General

5.Definition: the small unused part of something (especially the end of a cigarette that is left after smoking)

Category: Objects