Blue Suit

Also found in: Idioms.
A bright blue heavy-duty pressurised biohazard suit used in Biosafety Level 4 containment areas when dealing with highly infectious, potentially lethal exotic agents and organisms—BL4s—that pose a high risk of life-threatening disease, which may be transmitted by aerosol and for which there is no vaccine or therapy
References in classic literature ?
An old, pointed blue hat, that had belonged to some Munchkin, was perched on his head, and the rest of the figure was a blue suit of clothes, worn and faded, which had also been stuffed with straw.
With a pendulum-like swoop through the crowd, that sent people flying right and left the grapnel came to earth again, tried for and missed a stout gentleman in a blue suit and a straw hat, smacked away a trestle from under a stall of haberdashery, made a cyclist soldier in knickerbockers leap like a chamois, and secured itself uncertainly among the hind-legs of a sheep--which made convulsive, ungenerous efforts to free itself, and was dragged into a position of rest against a stone cross in the middle of the place.
and Tom's cheeks were looking particularly brilliant as a relief to his best blue suit, which he wore with becoming calmness, having, after a little wrangling, effected what was always the one point of interest to him in his toilet: he had transferred all the contents of his every-day pockets to those actually in wear.
A little bloke in a blue suit was shot into the air.
Dressed in a dark blue suit and striped tie, he remained standing during the one-minute hearing at Prestatyn Magistrates Court.
Karl Stefanovic's now-famous blue suit is up for auction.
The Place Beyond The Pines star is dressed to thrill in a blue suit with a bow tie, patent shoes and red socks.
Berti wore a silk dress by Ermanno Scervino and Bocelli, an Italian tenor who sings both operatic and pop material, wore a blue suit by Corneliani.
The 62-year-old Morsi, who wore a dark blue suit, light shirt and no tie during his court appearance.
And though Hollywood superstar Leonardo Dicaprio, who plays Jay Gatsby, looked dashing in a blue suit and slicked back hair, it was Bollywood's megastar Amitabh Bachchan who got the loudest cheers as he stepped onto the red carpet.
In healthcare marketing and marketing in general, there is a saying: "If they want a blue suit, turn on a blue light.