What is Give An "in"?
1.
When a girl/guy gives hints to another person letting them know that they can get in their pants.
"she wont give an in, man!"
"i've called her plenty of times and hung out with her, but she just wont give an "IN"
"i flirt with him all the time, and try to loosen him up, but i can't seem to get an in."
See