When you have nothing really important to do, so you temporarily shut down your brain and daydream, a bit like a computer.
Brian: What's wrong?
Zach: Ugh, Will was totally in sleep mode during my presentation. IT WAS IMPORTANT!
Brian: LOL.
Zach: Shut up, you dick.
A gay man/woman that wishes they could get with a straight man/woman so much, that they begin to see images of that person in their rooms at night, hoping for sexual advancements. Typically occurs before falling asleep or after waking up.
I wish I could get with bob so much that I had another episode of sleep fagalysis last night.
1. The sensation, after having just awoken, of having incredibly weak grip
I was fighting my girlfriend for the covers, but I couldn't hold on because of my sleep gripnea, and she won.
Netflix and Chill for married couples, see also married netflix and chill
H: Do you want to netflix and chill in bed?
W: I want to netflix and sleep, dear husband.
To sleep a certain time period away in order to skip it completely...as you are asleep.
Monday was so bad, I decided to sleep warp until Wednesday.
The catch up sleep your body forces (sleeping through alarms, etc) for staying up too late for multiple days in a row.
Man I slept for 12 hours and missed my appointment, I knew I shouldn't have stayed up playing games three nights in a row. Sleep tax is a bitch.
A day where you can sleep without fearing to not wake up for school. It's a great day cause no stress or multiple alarms.
Jason: "Tomorrow's Saturday so it's a safe sleep day."
Alan: "WOOH YEAH BABY!"
Random: "What's a safe sleep day?"
Jason & Alan: "How the hell do you not know."