Booky

Booky (adjective / UK slang)

(Also commonly spelt Bookey or Buki)

Definition: Dodgy, suspicious, weird, or giving off proper bad vibes. Used when a situation feels unsafe, an alley looks creepy, or someone is acting shifty and untrustworthy.

Pronunciation: /ˈbʊk.i/ (book-ee, rhymes with cookie)

Where It Comes From: A massive Multicultural London English (MLE) staple that came up through East and South London estates in the 2000s. It quickly became standard vocabulary across the UK grime and drill music scenes. Over the years, it spread from London council estates right into school playgrounds, uni flats, and everyday British slang across the country.

How People Actually Use It: You use it whenever your gut tells you something isn’t right.

Spotting an unmarked car creeping slowly down your road with tinted windows? Proper booky. Walking home alone through a dead quiet underpass with flickering lights? Bare booky. You can also slap the label on people who act shifty—like a mate suddenly turning their phone face down every time you walk into the room or someone telling dodgy lies.

Examples in the Wild:

• “Why is that car circling the block for the third time? It’s bare booky.”

  Translation: “That vehicle is acting very suspicious and making me uneasy.”

• “I wouldn’t buy a phone off him in a car park, sounds proper booky to me.”

  Translation: “That deal sounds completely dodgy and untrustworthy.”

• “The lift kept juddering and the lights cut out—proper booky experience.”

  Translation: “The lift felt really unsafe and creepy.”

Similar Slang: Dodgy, Sketchy, Sus, Shifty, Creepy, Off-key, Fishy