Definition of UNDO

undo

Plural: undos

Verb

Verb Forms: undid, undone, undoing, undoes

  • To reverse the effect of an action; to ruin or annul.
  • cancel, annul, or reverse an action or its effect
    • "I wish I could undo my actions"
  • deprive of certain characteristics
  • cause the ruin or downfall of
  • cause to become loose
    • "undo the shoelace"
  • remove the outer cover or wrapping of
    • "undo the parcel"
  • To reverse the effects of an action.
  • To unfasten.
  • To impoverish or ruin, as in reputation; to cause the downfall of.

Noun

  • An operation that reverses a previous action.

Adj

  • Misspelling of undue.

Examples

  • Could you undo my buckle for me?
  • Fortunately, we can undo most of the damage to the system by the war.
  • How many undos does this program support?
  • One poorly placed word can often UNDO a carefully crafted Scrabble strategy.

Origin / Etymology

From Middle English undōn, from Old English ondōn, from Proto-West Germanic *andadōn (“to undo”), equivalent to un- + do. Cognate with West Frisian ûndwaan, ûntdwaan (“to undo; rid”), Dutch ontdoen (“to undo”).

Antonyms

make, wrap, button, button up, do up, redo, tie up, zip, zip up

Scrabble Score: 5

undo: valid Scrabble (US) TWL Word
undo: valid Scrabble Word in Merriam-Webster MW Dictionary
undo: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 7

undo: valid Words With Friends Word