Definition, synonyms and related words
plural of curtain
"The sudden power outage brought on the curtains of darkness over the city."
An end, death
Third-person singular simple present indicative form of curtain
"She curtains her eyes at the bright sunlight streaming through the window."
In plain English: To curtain something means to cover it with fabric so you can't see through it.
"The heavy storm suddenly came down on us, and then the curtains closed in."