similar to "gaydar," straightware is a heterosexual person's intuitive sense that allows them to identify fellow straight people; usually more critical to straight men
At the cocktail party, Frank used his straightware to sense that it was "safe" to tell the lesbian joke he heard at work that day.
When you discover your same-sex lover (actual or potential) is in a relationship with someone of THE OPPOSITE SEX.
You: Sup? You still trying to hook up with what's-her-name?
Her: Naw man, I just found out she's dating some guy she met in college... #StraightGate
You: What?! No way - I totally thought she was a lesbian!!!
"Straightfae" describes a gathering that takes place immediately after the working dayends. This usually involves the consumption of alcohol in a local public house.