(chiefly, UK, Ireland) Someone who obnoxiously claims to be knowledgeable on a subject.
No comments yet — say something.
Add your own interpretation of "know-all".
The vocabulary of software engineers, AI researchers, and anyone living in a terminal or on GitHub — from LLM to MCP, CORS to vibe coding, agentic to enshittification.
See all Tech, Dev & AI slang on Slangora.
Browse all slang words starting with K.