lagging my tits off - When your computer is so slow it might as well be on vacatio

When your computer is so slow it might as well be on vacation and you're the one working.

This computer is on vacation and I'm doing all the work. Lagging my tits off.

It took my computer 5 minutes to open a file. Lagging my tits off.

I'm waiting for my computer to load like it's the slowest kid in class. Lagging my tits off.