Meaning of the word "tax free" in English

What does "tax free" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

tax free

US /tæks friː/
UK /tæks friː/

Adjective

not subject to or liable for taxes

Example:
You can buy tax-free goods at the airport.
His pension income is completely tax-free.