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Webster 1913 Edition

Upsidown

Up′si-downˊ

,

adv.

See

.

[Obs. or Colloq.]

Spenser.

Definition 2024

upsidown

upsidown

English

Adverb

upsidown ‎(not comparable)

Obsolete form of upside down.
(Can we find and add a quotation of Spenser to this entry?)