Your having a period.
It usually means they are attracted to the girl.
Girls and boys underwear are very similar, except that girls' underwear does not contain the open seams that allow boys to urinate without lowering their briefs. Girls' underwear is often lighter, thinner, and smoother.
panties are underwear. also thongs or g strings are worn as underwear.
A yellow brownish stain in a girl's underwear means that she will be starting her period ina couple of days so be prepared so that you won't end up with a bloody mess in your underwear and maybe on your pants.
Pantys
their underwear
Yes!
its called pantiloons
Boys' underwear has space for the genitals. Girls' underwear does not.With boxers, the difference isn't so important, because there is plenty of room.Also, most mens underwear have flys so they can take their penis out easier when going to the bathroom
No.
Some people are more comfortable not wearing underwear.
The clear stuff that i sin girls underwear is called discharge. It comes before your period, its perfectly normal.