Meaning of the word "razor blade" in English

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

razor blade

US /ˈreɪ.zər bleɪd/
UK /ˈreɪ.zə bleɪd/

Noun

a sharp, thin piece of metal used for shaving or cutting

Example:
He carefully replaced the old razor blade with a new one.
Be careful not to cut yourself with the sharp razor blade.