Definition of pajama | Bee Dictionary of English

n a pair of loose trousers tied by a drawstring around the waist; worn by men and women in some Asian countries
n (usually plural) loose-fitting nightclothes worn for sleeping or lounging; have a jacket top and trousers

The girl was about 13 and wearing black pajamas.
Occasionally the pajamas are green instead of pink, but there are always pajamas and the woman is always blonde.
For nearly ten years the burned and battered body of an unidentified, pajama-clad young woman lay in a tank of Formalin in Sydney University's Pathological Museum.

When is a nightgown appropriate in the office?
Who among us hasn't wondered if pajama pants are OK in the winter? What about clingy, see-through blouses for spring? And now that it's almost summer, what about nightgowns? Specifically, what about midthigh-length, straw-colored cotton nightgowns at work?
June 11, 2013 - Thomasville Times-Enterprise
Winner, winner, fish dinner
Who among us hasn't wondered if pajama pants are OK in the winter? What about clingy, see-through blouses for spring? And now that it's almost summer, what about nightgowns? Specifically, what about midthigh-length, straw-colored cotton nightgowns at work?
June 11, 2013 - Crossville Chronicle
Young takes part in golf tournament
Who among us hasn't wondered if pajama pants are OK in the winter? What about clingy, see-through blouses for spring? And now that it's almost summer, what about nightgowns? Specifically, what about midthigh-length, straw-colored cotton nightgowns at work?
June 11, 2013 - Crossville Chronicle

Jeffrey MacDonald in CBS News
I heard a female voice say, 'Acid is groovy, kill the pigs.' I heard that several times,says MacDonald. "There became a moment in time where all I was doing was fending off blows with both my hands wrapped up in my pajama top. I suddenly...
Miley Cyrus in The Gossip Girls (blog)
Miley tells, "There'sa certain time where dad's got, we call it the 'Clint Eastwood Pajama look'. It's so horrible, it's the worst. And a really ugly hat with a bow. Oh, it's so bad."
Jim Bouton in Newsday
No batting gloves, helmets, wrist bands, elbow pads, shin guards, sunglasses, logo shoes, pajama pants, gold chains or earrings,Bouton said, ticking off some of the changes in the game. "No arguing with the umpire. No stepping out of the...