Meaning of the word "catch on" in English

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

catch on

US /kætʃ ɑːn/
UK /kætʃ ɑːn/
"catch on" picture

Phrasal Verb

1.

to become popular or fashionable

Example:
The new dance craze is starting to catch on.
I don't think that idea will ever catch on.
2.

to understand or realize something

Example:
It took him a while to catch on to the joke.
She quickly caught on to what I was trying to say.
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