stub stub /ˈstʌb/

noun

1. () A short piece remaining on a trunk or stem where a branch is lost  ( stub )
   a short piece remaining on a trunk or stem where a branch is lost
     The gardener trimmed a stub of a branch, promoting healthy growth of the tree.
   The gardener trimmed a stub of a branch, promoting healthy growth of the tree.
   
2. The small unused part of something (especially the end of a cigarette that is left after smoking)  ( butt , stub )
   the small unused part of something (especially the end of a cigarette that is left after smoking)
   
3. The part of a check that is retained as a record  ( check stub [American] , counterfoil [British] , stub , cheque stub [Canadian, British] )
   the part of a check that is retained as a record
   
4. A torn part of a ticket returned to the holder as a receipt  ( stub , ticket stub )
   a torn part of a ticket returned to the holder as a receipt
   
5. A small piece  ( nub , stub )
   a small piece
    A nub of coal
   a nub of coal
    A stub of a pencil
   a stub of a pencil
   

verb

1. Strike (one's toe) accidentally against an object  ( stub )
   strike (one's toe) accidentally against an object
    She stubbed her toe in the dark and now it's broken
   She stubbed her toe in the dark and now it's broken
   
2. Clear of weeds by uprooting them  ( stub )
   clear of weeds by uprooting them
    Stub a field
   stub a field
   
3. Extinguish by crushing  ( crush out , extinguish , stub , press out , stub out )
   extinguish by crushing
    Stub out your cigar
   stub out your cigar
   
4. Pull up (weeds) by their roots  ( stub )
   pull up (weeds) by their roots