(chiefly, US, idiomatic) A warning or call to pay attention; an advisory notice; a notice of what is to happen; a holler.
Send everyone a heads-up about the inspection tomorrow.
No comments yet — say something.
(poker) Involving two players. (usually said when there are only two players in the table; or, when all players except two folded).
There were only two of us, so we started playing heads-up.
No comments yet — say something.
With head directly above the neck, eyes front.
A heads-up posture meant the pilot couldn't pay attention to his instruments.
No comments yet — say something.
Add your own interpretation of "heads-up".
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.