The phenomenon when a couple you think are great for each other always edge about getting married or tease tying the knot, but stomp out the idea or just play it off as a joke. The couple in question could just be indecisive or doing it on purpose.
I really wish they would just take the dive instead of leaving me wedding blue-balled all the time. I mean they're perfect for each other!
We can only be wedding blue-balled so many times you two!
The sadness you feel at the second act of a three act story where the main characters are at their lowest point.
Guy 1: Remember at the end of "The Empire Strikes Back" and Luke lost his hand and Solo got captured
Guy 2: Yup, gave me some serious Act Two Blues
When a conversation or interaction escalates beyond the point of polite disagreement, and your best option is to a provide raw, direct, and straightforward response.
When I found out she went behind my back and lied about the situation, I went blue collar on her.
when someone is newly diagnosed with depression/is just developing depression
can also be used to refer to when someone is new to a job and it is causing a lot of anxiety/depression/sadness etc.
"Oh, do you have a case of the newbie blues?"
That empty feeling you get when you're eating nuggets and realise you only have one left.
"I might go and buy another 6... I'm suffering from Nug Blues"
‘Big Blue’ is one of the many nicknames of Sonic The Hedgehog.
Watch out for the fastest thing alive, the blue blur, the blue nuisance, the blue devil, that faker: Big Blue!