undone undone /ənˈdʌn/

adjective

1. () Not done  ( undone )
   not done
    The work could be done or undone and nobody cared
   the work could be done or undone and nobody cared
   
2. Thrown into a state of disorganization or incoherence  ( undone , unstuck )
   thrown into a state of disorganization or incoherence
    Price programs became unstuck because little grain was available
   price programs became unstuck because little grain was available
   
3. Not fastened, tied or secured  ( undone )
   not fastened, tied or secured
    Her blouse had come undone at the neck
   her blouse had come undone at the neck
    His shoelaces were undone
   his shoelaces were undone
   
4. Doomed to extinction  ( done for , ruined , sunk , undone , washed-up )
   doomed to extinction
   

 undo undo /ənˈduː/

verb

1. () Cancel, annul, or reverse an action or its effect  ( undo )
   cancel, annul, or reverse an action or its effect
    I wish I could undo my actions
   I wish I could undo my actions
   
2. () Deprive of certain characteristics  ( unmake , undo )
   deprive of certain characteristics
   
3. Remove the outer cover or wrapping of  ( undo , unwrap )
   remove the outer cover or wrapping of
    Let's unwrap the gifts!
   Let's unwrap the gifts!
    Undo the parcel
   undo the parcel
   
4. Cause to become loose  ( loosen , undo , untie )
   cause to become loose
    Undo the shoelace
   undo the shoelace
    Untie the knot
   untie the knot
    Loosen the necktie
   loosen the necktie
   
5. Cause the ruin or downfall of  ( undo )
   cause the ruin or downfall of
    A single mistake undid the President and he had to resign
   A single mistake undid the President and he had to resign