Verb
(slang, hyperbolic) To catch someone doing something objectionable with exceptionally clear evidence, such as a high-resolution image or a public social media post.
Synonyms: catch in the act, catch red-handed
Used other than figuratively or idiomatically: see catch, in, 4K.
catch in 4k (third-person singular simple present catches in 4k, present participle catching in 4k, simple past and past participle caught in 4k)
Alternative form of catch in 4K