thy

[ th ahy ]
/ ðaɪ /
|

pronoun

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

Origin of thy

1125–75; Middle English; variant of thine

Definition for thy (2 of 2)

thou

1
[ th ou ]
/ ðaʊ /

pronoun, singular, nominative thou; possessive thy or thine; objective thee; plural, nominative you or ye; possessive your or yours; objective you or ye.

Archaic except in some elevated or ecclesiastical prose. the personal pronoun of the second person singular in the nominative case (used to denote the person or thing addressed): Thou shalt not kill.
(used by the Friends) a familiar form of address of the second person singular.

verb (used with object)

to address as “thou.”

verb (used without object)

to use “thou” in discourse.

Origin of thou

1
before 900; Middle English; Old English thū; cognate with German, Middle Dutch du, Old Norse thū, Gothic thu, Old Irish tú, Welsh, Cornish ti, Latin tū, Doric Greek tý, Lithuanian tù, OCS ty; akin to Sanskrit tvam; (v.) late Middle English thowen, derivative of the pronoun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for thy

British Dictionary definitions for thy (1 of 3)

thy

/ (ðaɪ) /

determiner

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

Word Origin for thy

C12: variant of thine

British Dictionary definitions for thy (2 of 3)

thou

1
/ (ðaʊ) /

pronoun (subjective)

archaic, dialect refers to the person addressed: used mainly in familiar address or to a younger person or inferior
(usually capital) refers to God when addressed in prayer, etc

Word Origin for thou

Old English thū; related to Old Saxon thū, Old High German du, Old Norse thū, Latin tū, Doric Greek tu

British Dictionary definitions for thy (3 of 3)

thou

2
/ (θaʊ) /

noun plural thous or thou

one thousandth of an inch. 1 thou is equal to 0.0254 millimetre
informal short for thousand

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