(chiefly, British) A sailor; especially, one in the Royal Navy.
O! the next that steps up is a jolly Jack tar, / He sailed with Lord [Nelson], during last war: / He’s right on the sea, Old England to view: / He’s come a pace-egging with so jolly a crew.
No comments yet — say something.
Add your own interpretation of "jacktar".
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.