girlfriend

UK: /ˈgɜː^rlfrɛnd/ US: /ˈgɝlˌfrɛnd/ ,(gûrl′frend′)

WordReference Random House Learner's Dictionary of American English © 2025

girl•friend /ˈgɜrlˌfrɛnd/   n. [countable]

1. Sex and Gender a frequent or favorite female companion or lover.
2. Sex and Gender a woman's or girl's female friend.

WordReference Random House Unabridged Dictionary of American English © 2025

girl•friend  (gûrl′frend′), n. 

1. Sex and Gender, a frequent or favorite female companion;
   sweetheart.
2. Sex and Gender, a female friend.

Also, girl′ friend′. 

• girl + friend 1855–60

Collins Concise English Dictionary © HarperCollins Publishers::

girlfriend / ˈɡɜːlˌfrɛnd/ noun

1. a female friend with whom a person is romantically or sexually involved; sweetheart or lover
2. any female friend