Safe
What does it mean?
Quick summary: Multi-use British slang, especially in London, meaning cool, okay, or used as a casual goodbye.
Safe is a versatile slang word, especially common in London English: it can mean 'cool' or 'good,' show agreement ('yeah, safe'), or work as a casual goodbye.
REAL ENGLISH.

Is it positive or negative?
Positive. It's an approving, friendly word in every one of its uses.
When do you use it?
Use it to approve of something, agree with a plan, or say goodbye casually — context tells you which.
Examples
Example 1: "I'll meet you there at six." "Safe."
Example 2: That new trainers drop is safe, man.
Question for you
Have you heard 'safe' used this way before — does your language have a similar all-purpose word?
Try saying your answer aloud, using the expression.
Practise it in a lesson
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