What is Give Out?
1.
To chastise somebody, to relay events which have caused grief,
The mother gave out to the child for being naughty.
You'd better do the work or she'll give out to you.
She was giving out about what her boyfirend had insensitively done.
See
2.
A girl losing her virginity or having sex.
"If your girl don't give out, find someone else."