undo   (Sound)

The verb undo has 5 senses

• undo -- (cancel, annul, or reverse an action or its effect; "I wish I could undo my actions")


• unmake, undo -- (deprive of certain characteristics)


• undo -- (cause the ruin or downfall of; "A single mistake undid the President and he had to resign")


• untie, undo, loosen -- (cause to become loose; "undo the shoelace"; "untie the knot"; "loosen the necktie")


• unwrap, undo -- (remove the outer cover or wrapping of; "Let's unwrap the gifts!"; "undo the parcel")