Meaning of the word "by no means" in English

What does "by no means" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

by no means

US /baɪ noʊ miːnz/
UK /baɪ nəʊ miːnz/
"by no means" picture

Idiom

not at all; in no way

Example:
He is by no means an expert in this field.
The task was by no means easy.