thy

American

[thahy] / ðaɪ /

pronoun

the possessive case of thou (used as an attributive adjective before a noun beginning with a consonant sound).

thy table.

thy British

/ ðaɪ /

determiner

archaic (usually preceding a consonant) belonging to or associated in some way with you (thou) Compare thine

thy goodness and mercy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of thy

1125–75; Middle English; variant of thine

Compare meaning

How does thy compare to similar and commonly confused words? Explore the most common comparisons:

thy vs. thine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Members of Parliament and British nobles in kilts mingled with reality TV stars like Ubah Hassan of the “The Real Housewives of New York City” and Mary Holland Nader of “Love Thy Nader.”

From The Wall Street Journal • Nov. 21, 2025

“I believe that there’s so much more to our culture than just that piece of history,” Thy said.

From Los Angeles Times • Dec. 7, 2024

Thy live in matriarchal groups of about 10 and sometimes meet up with hundreds or thousands of other whales.

From Seattle Times • May 7, 2024

Som Thy, a local fisherman, took the BBC on his motorbike along sandy tracks through the forest to see where he used to live, inside the UDG area.

From BBC • Sep. 24, 2023

Neither of us will shed a tear The moment when I set thee free — Thy valor taught me scorn for fear.

From "Good Masters! Sweet Ladies!: Voices from a Medieval Village" by Laura Amy Schlitz

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023