(countable, sometimes in the plural) The remains of a destroyed or dilapidated construction, such as a house or castle. / (uncountable) The state of being a ruin, destroyed or decayed.

to spoil something, to make it useless

Obsolete form of ruin.

present participle of ruin

The act or process by which something is ruined.

plural of ruin

Third-person singular simple present indicative form of ruin

simple past tense and past participle of ruin

(slang) incapacitated by drugs or alcohol

plural of ruining