This is the 3258th most frequent Russian word.
означать
To mean or signify.
Here, 'означать' is used to indicate that the red light is a sign or indication of the urgent necessity to check the engine.
Эта красная лампочка означает, что нужно срочно проверить мотор.
This red light means that the engine needs to be checked urgently.
In this use, 'означать' is employed to inquire about the translation or definition of a word in another language.
Что означает это слово на английском языке?
What does this word mean in English?
Here, 'означать' expresses that the act of remaining silent is interpreted or understood as agreement.