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1. often ruins
a. The state of being physically destroyed, collapsed, or decayed: The castle fell into ruin.
b. The state of being extensively harmed or damaged: Our vacation plans are in ruins.
c. Poverty of bankruptcy: Their decision brought the bank to ruin.
a. often ruins A destroyed, collapsed, or decayed building or other physical entity: the ruins of the old mill.
b. One that has been extensively damaged or harmed: He is a ruin of his former self.
3. A cause of destruction or irreparable harm or loss: Gambling will be his ruin.
tr.v. ru·ined, ru·in·ing, ru·ins
1. To cause (a building, for example) to be in a destroyed, collapsed, or decayed state.
a. To harm or damage the quality or value of (something) irreparably: A bad diet ruined his health.
b. To harm or damage the enjoyment or experience of (something) greatly: ruined the movie by talking throughout it; ruined the book by giving away the ending.
3. To reduce to poverty or bankruptcy: Bad loans ruined the banker.

[Middle English ruine, from Old French, from Latin ruīna, from ruere, to rush, collapse.]

ru′in·a·ble adj.
ru′in·er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ruiner - a person who destroys or ruins or lays waste toruiner - a person who destroys or ruins or lays waste to; "a destroyer of the environment"; "jealousy was his undoer"; "uprooters of gravestones"
annihilator - a total destroyer
bad person - a person who does harm to others
iconoclast, image breaker - a destroyer of images used in religious worship
diversionist, saboteur, wrecker - someone who commits sabotage or deliberately causes wrecks
vandal - someone who willfully destroys or defaces property
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
There was a ruined uncle in the family group--ruined by his brother, the Father of the Marshalsea, and knowing no more how than his ruiner did, but accepting the fact as an inevitable certainty--on whom her protection devolved.
Le ministere de la sante entreprend tout pour faire aboutir et concretiser la couverture sanitaire universelle, pour permettre a toutes et a tous l'acces equitable chacun selon ses propres besoins a des services de sante complets (preventifs, curatifs, palliatifs, de readaptation et de promotion), des prestations de qualite, sans risquer de se ruiner financierement ou de s'appauvrir.
I was second, after my aunty and before my mum and cousin - aka the "Christmas/ birthday ruiner" who blabs what she's got people before handing gifts over and always has to go last at things like this, otherwise she'd let every skeleton out our collective closets before the psychic had time to say: "How do you do".
Choisir des fournitures scolaires de qualitUu[c] sans se ruiner. Un vUN"u qui sae1/4aoavUuA re souvent pieux.
Also part of the lineup is Reikon Games and Devolver Digital's cyberpunk top-down shooter video game "( Ruiner ." The game is set in the brutal world of 2091, where players are immersed in a cyberpunk dystopia.
But if a day ruiner, ruins your day yet again, work on a plan to detach yourself.
Ruiner PC, Xbox One, PS4 HHH HH YOUR brain has been hacked, your brother has been kidnapped.
Caroline Ruiner, Birgit Apitzsch, Vera Hagemann, Sabine Salloch, Laura Marie Schons and Maximiliane Wilkesmann address a particularly distinctive, and increasingly important, outcome of these reforms: the employment of locum doctors engaged as independent contractors in the organisational cores of hospitals in Germany.
On her new album Turn Out The Lights, Julien Baker wrestles with a deep-seated conviction that she's the sole ruiner of her own world.