they really like this one guy annd probably wants him to like her back
It means that nerd must be good looking or shes the one for him:)
They have feelings for you
The girl likes that guy or finds him attractive.
THEY LIKE YOU! Or they're giggling...
they like that guy
She finds him attractive, most likely.
they matbe blush up with one guy because he is the finest in the college or he got somthin they like,.... of course
that there is only one problem with the guy or the girls he must be very flattering 8D
LOL well it obviously means that she likes him. Girls typically blush when they like a guy.
They are crushing on you big time
It could be because they think the guy is cute, or the girl could just be extremely shy an uncomfortable. You could try asking, possibly in a joking manner.