upside down
/ˌʌpsaɪd ˈdaʊn/ adverb, adjective, proper noun
Forms the upside down downside up upside-down upsidedown up so down
- adverb Inverted, so that the top is now at the bottom. “The Union flag was flying upside down, a sign of danger.”
- adverb In great disorder. “The thief had turned the room upside down.”
- adjective Inverted; turned so that the top is at the bottom. “The pattern resembled an upside down letter W.”
- adjective (finance) Owing more money for something than it is worth; having negative equity. “He's upside down on his mortgage.”
- adjective (humorous) Australian.
- proper noun A dark and horrifying reality where the rules are different.
Synonyms
bottom-upwards topsy-turvy downside up reverse up so down upsidown upsy-down underwater
Antonyms
Etymology
From Middle English up sid doun, an alteration of earlier upsadowne, upsedowne, up-so-doun (“upside down”), equivalent to up + so + down, literally “up as down”.
Coined by Stranger Things.
Sources: Wiktionary — from the Wiktionary entry “upside down”, CC BY-SA 4.0. Details