First Known Use: 12th century
Dictionary
1my
adjective \ˈmī, mə\
: relating to or belonging to me : made or done by me
—used to express affection for someone you are talking to
—used by itself and in phrases to express surprise, excitement, or fear
Full Definition of MY
1
: of or relating to me or myself especially as possessor, agent, object of an action, or familiar person <my car> <my injuries> <my man>
2
—used interjectionally to express surprise and sometimes reduplicated <my oh my> ; used also interjectionally with names of various parts of the body to express doubt or disapproval <my foot>
See my defined for English-language learners
See my defined for kids
ADVERTISEMENT
Origin of MY
Middle English, from Old English mīn, from mīn, suppletive genitive of ic I; akin to Old English mē me
2my
abbreviation
Definition of MY
million years
MY[1] Defined for Kids
my
adjective \ˈmī, mə\
Definition of MY for Kids
: belonging or relating to me or myself <my head> <my injuries>
Learn More About MY
ADVERTISEMENT
Seen & Heard
What made you want to look up my? Please tell us where you read or heard it (including the quote, if possible).