DictionaryAI

ruin

ROO-in/ˈɹuː.ɪn/

Pluralruins

Verbruins, ruining, ruined

14 meanings of ruin

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  1. 1
    nouncountableplural
    What is left of a building that has fallen down or been destroyed.

    Like the broken shell of a house after a big storm.

    The old castle is now just a ruin on the hill.

    We climbed over the ruins of an ancient temple.

    Similarremains, wreck, shell, relic

    Note
  2. 2
    verbtransitive
    To damage something so badly that it can no longer be used.

    Like dropping your phone in water so it never works again.

    The flood ruined all the carpets in the basement.

    Don't ruin your new shoes by wearing them in the mud.

    Similardestroy, wreck, damage, break

    Oppositerepair, fix, restore

    Note
  3. 3
    verbtransitive
    To spoil someone's plans or cause big problems for something.

    Like knocking over a tower of blocks right before it's finished.

    The rain ruined our plans for a picnic.

    One bad decision can ruin a whole project.

    Similarundo

    Oppositeboost, improve

  4. 4
    verbtransitive
    To make something less fun or pleasant to enjoy.

    Like one bad smell that spoils a nice meal.

    Loud talking during the movie ruined it for everyone.

    Don't let one rude person ruin your day.

    Similarspoil, wreck, mar, blight

    Oppositeenhance, improve

    Note
  5. 5
    noununcountable
    The state of being broken down, destroyed, or fallen apart.

    Like a sandcastle left to crumble after everyone goes home.

    The grand palace had fallen into ruin.

    Years of neglect left the farm in ruin.

    Similardecay, disrepair, dilapidation, destruction, devastation

    Note
  6. 6
    nouncountable or uncountable
    The destruction or downfall of something, often happening suddenly.

    Like a row of dominoes falling until nothing is left standing.

    The empire's ruin came after years of war.

    Pride often leads to a person's ruin.

    Similardownfall, fall, collapse, overthrow, destruction

    Oppositerise

    Note
  7. 7
    verbtransitive
    To tell the ending of a story before someone has seen it.

    Like someone telling you what's inside a wrapped gift before you open it.

    My friend ruined the movie by telling me who dies.

    Please don't ruin the book if you've already read it.

    Similarspoil

  8. 8
    noununcountable
    Something that brings a person serious trouble or destruction.

    Like a small leak that slowly sinks a whole ship.

    Gambling was the ruin of his family.

    That one bad habit became his ruin.

    Similardownfall, undoing, bane, destruction, curse

    Oppositesalvation, making

    Note
  9. 9
    nouncountable or uncountable
    The act of destroying or wrecking something.

    Like tearing up a drawing you spent hours making.

    Careless builders caused the ruin of the old church.

    They watched the slow ruin of the once-beautiful garden.

    Similardestruction, wrecking, demolition, devastation

    Oppositepreservation, restoration

  10. 10
    noununcountable
    The complete loss of all your money, leaving you bankrupt.

    Like a piggy bank smashed open with nothing left inside.

    The failed deal brought him to financial ruin.

    Bad investments can lead to total ruin.

    Similarbankruptcy, insolvency, destitution, poverty

    Oppositeprosperity, wealth

  11. 11
    verbtransitive
    To make a person or business lose all their money.

    Like a flood that washes away everything a shop owns.

    The lawsuit ruined the small bakery.

    A single bad season can ruin a farmer.

    Similarbankrupt, impoverish, break, beggar

    Oppositeenrich

    Note
  12. 12
    verbhistoricaltransitive
    To harm someone's good name by leading them into a shameful love affair.

    The wealthy heir ruined her and then refused to marry.

    Gossip claimed the officer had set out to ruin the young woman.

    Similarseduce, dishonor, disgrace, compromise

    Note

Less common meanings

  1. 13
    verbobsolete
    To slowly fall apart and decay over time.

    Like a piece of fruit slowly rotting when nobody eats it.

    The old chapel began to ruin after the village was abandoned.

    Though he his house of polisht marble build, / Yet shall it ruine like the Moth's fraile cell
    1636, George Sandys, Paraphrase upon the Psalmes and upon the Hymnes dispersed throughout the Old and New TestamentsHere, ruine means to slowly fall apart and decay.
    Note
  2. 14
    nounobsoletecountable or uncountable
    A fall or tumble to the ground.

    Like slipping on ice and landing hard on the ground.

    He took a bad ruin from the ladder and hurt his leg.

    His ruin startled th’ other steeds.
    [1611?], Homer, The Iliads of Homer Prince of PoetsHere, ruin means a fall or tumble to the ground.
    Note

Practice

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Origin

From Latin ruina, meaning "ruin" or "overthrow", from ruo, "I fall down". It came into English through Old French.