Definitions

1. adjective

resembling or characteristic of Peaky Blinders, a gang from Birmingham, England, known for their distinctive style and gangsterism, or similar groups.

“The actor’s portrayal of a Peaky Blinder was peakyish, complete with a flat cap and razor-sharp cheekbones.”

2. adverb

in a manner reminiscent of Peaky Blinders or similar gangs.

“He walked out of the bar, looking peakyish with his sharp suit and menacing grin.”