wrap it around 

To stretch one's circadian rhythm, so it aligns with a normal daylight cycle, but having missed one period. Excessive stimulant use, severe jetlag, or working an unusual shift, can lead to "wrapping it around". Compare to weekend lag, which attempts to compress an already-stretched cycle, rather than stretch it further so that it aligns again.

I could try for a nap before the morning gets under way, but once I'm asleep I'll want to stay asleep. I think I'll just wrap it around, pass me another Dew.

wrap it around by Myself248 December 27, 2007

Wrap around it 

Wrap your brain around it. Try to understand something.

The idea that Don Draper is the most influential man in America is weird. I am trying to wrap around it!

Wrap around it by millerk10 October 7, 2009

wrap my brain around it 

Make sense of.

"That algebra equation is really difficult. I can't wrap my brain around it"

wrap my brain around it by Nena Mamasita November 16, 2013