'Undo' definitions:
Definition of 'undo'
From: WordNet
verb
Cancel, annul, or reverse an action or its effect; "I wish I could undo my actions"
verb
verb
Cause the ruin or downfall of; "A single mistake undid the President and he had to resign"
verb
Cause to become loose; "undo the shoelace"; "untie the knot"; "loosen the necktie" [syn: untie, undo, loosen]
verb
Definition of 'Undo'
From: GCIDE
- Undo \Un*do"\, v. t. [AS. und?n. See 1st Un-, and Do to perform.]
- 1. To reverse, as what has been done; to annul; to bring to naught. [1913 Webster]
- What's done can not be undone. --Shak. [1913 Webster]
- To-morrow, ere the setting sun, She 'd all undo that she had done. --Swift. [1913 Webster]
- 2. To loose; to open; to take to piece; to unfasten; to untie; hence, to unravel; to solve; as, to undo a knot; to undo a puzzling question; to undo a riddle. --Tennyson. [1913 Webster]
- Pray you, undo this button. --Shak. [1913 Webster]
- She took the spindle, and undoing the thread gradually, measured it. --Sir W. Scott. [1913 Webster]
- 3. To bring to poverty; to impoverish; to ruin, as in reputation, morals, hopes, or the like; as, many are undone by unavoidable losses, but more undo themselves by vices and dissipation, or by indolence. [1913 Webster]
- That quaffing and drinking will undo you, --Shak. [1913 Webster]
Synonyms of 'undo'
From: Moby Thesaurus
- abate,
- abolish,
- abrogate,
- annihilate,
- annul,
- answer,
- atomize,
- bare,
- beat,
- beat all hollow,
- beat hollow,
- best,
- bottom,
- break to pieces,
- bring down,
- bring to naught,
- bring to nothing,
- buffer,
- cancel,
- cancel out,
- cast off,
- clear,
- clear up,
- cleave,
- come to nothing,
- cook,
- counterbalance,
- crack,
- crush,
- dash,
- debauch,
- debug,
- decimate,
- decipher,
- decode,
- defeat,
- demolish,
- demoralize,
- deobstruct,
- destroy,
- detach,
- disassemble,
- disclose,
- disengage,
- disentangle,
- dish,
- disintegrate,
- dismantle,
- divine,
- do,
- do for,
- do in,
- doff,
- dope,
- dope out,
- douse,
- drop,
- drub,
- explain,
- expose,
- fathom,
- figure out,
- find out,
- find the answer,
- find the solution,
- fix,
- fragment,
- free,
- frustrate,
- get,
- get right,
- guess,
- guess right,
- have,
- have it,
- hide,
- hit it,
- hors de combat,
- interpret,
- invalidate,
- knock down,
- knock out,
- KO,
- lambaste,
- lather,
- liberate,
- lick,
- loose,
- loosen,
- make mincemeat of,
- make out,
- manifest,
- negate,
- negativate,
- negative,
- neutralize,
- nullify,
- offset,
- ope,
- open,
- open the lock,
- outclass,
- outdo,
- outfight,
- outfox,
- outgeneral,
- outmaneuver,
- outpoint,
- outreach,
- outrun,
- outsail,
- outshine,
- outsmart,
- overcome,
- overreach,
- patefy,
- pick to pieces,
- plumb,
- prostrate,
- psych,
- psych out,
- pull in pieces,
- pull to pieces,
- pulverize,
- put,
- put off,
- puzzle out,
- quash,
- ravel,
- ravel out,
- raze,
- reduce to rubble,
- release,
- remove,
- rend,
- repeal,
- rescind,
- resolve,
- reveal,
- reverse,
- revoke,
- riddle,
- ruin,
- scuttle,
- settle,
- shake,
- shatter,
- shoot down,
- sink,
- skin,
- skin alive,
- slip out of,
- smash,
- solve,
- sort out,
- split,
- step out of,
- stultify,
- sunder,
- take apart,
- take off,
- tear apart,
- tear to pieces,
- tear to shreds,
- tear to tatters,
- thrash,
- throw off,
- thwart,
- torpedo,
- total,
- trim,
- triumph over,
- trounce,
- unbar,
- unbind,
- unblock,
- unbolt,
- unbrace,
- unbuckle,
- unbuild,
- unbutton,
- uncase,
- unchain,
- unclasp,
- unclench,
- unclog,
- unclutch,
- uncork,
- uncover,
- uncurtain,
- undrape,
- unfasten,
- unfetter,
- unfold,
- unfoul,
- unglue,
- unhook,
- unlace,
- unlatch,
- unleash,
- unlock,
- unloose,
- unloosen,
- unmake,
- unman,
- unnerve,
- unplug,
- unravel,
- unriddle,
- unroll,
- unscramble,
- unseal,
- unsheathe,
- unshut,
- unsnap,
- unstick,
- unstop,
- unstrap,
- unstring,
- untangle,
- untie,
- untwist,
- unveil,
- unweave,
- unwrap,
- unzip,
- upset,
- vitiate,
- void,
- weigh anchor,
- whip,
- work,
- work out,
- worst,
- wrack,
- wrack up,
- wreck