A set of long, usually acrylic nails with the exception of two short, plain nails (often the middle and pointed fingers) used for sex between two women

When the “crush” has no intentions of taking things further, but they like the attention. So they flirt here or there, send dm/texts just to keep the person interested, knowing damn well they’re staying single.

biting your fingernails down to the quick.
i.e. giving yourself the kind of fingernails that would pass a lesbian test.