Another safe website or program you have open, so that when you are looking at a dirty site or NSFW material you can quickly switch/exit to that window, making you look perfectly innocent. Casually whistle when a person looks at your screen for added effect. Best for people with quick reflexes.
I was looking at porn today, but luckily I tabbed to my safety screen when my boss walked by.
A vehicle which is employed in many motorsports, but notably in F1. It is deployed onto the track whenever an incident happens, and while it's on the track, no driver is allowed to overtake and must follow the pace.
Subject A: Safety Car deployed
Subject B: What happened?
Subject A: Car #9 spun off the track, got stuck in the gravel
The old expression means; whatever it is you are doing, it first and secondly ain't safety.
The roofing crew will be on the project tomorrow regardless of the potential for ice overnight, safety third.
A condom: a square packaged device that provides safety during sex
Guy: I want sex but I don't have condoms
Girl: don't worry I got some safety squares
A word to describe that you have prepared yourself readily for the event ahead.
Tom and Benny had to go for camp. As they were leaving the house...
Tom: Are you ready to go?
Benny: Obviously.. I have Safety Marked a thousand times just now!
Tom: Ok, lets go!
The toilet paper you place in the toilet if there isn't already something covering the water. To reduce splash.
"No matter how fast I'm rushing to take a poo, I always have time to lay down some safety paper, so I don't get splashed."
When someone has on sunglasses for the sole purpose of looking at tits.
Guy 1: Nice shades.
Guy 2: These? They're just my safety goggles.