What is the meaning of Attention?

Mental focus.

An action or remark expressing concern for or interest in someone or something, especially romantic interest.

A state of alertness in the standing position.

A technique in neural networks that mimics cognitive attention, enhancing the important parts of the input data while giving less priority to the rest.

Used as a command to bring soldiers to the attention position.

A call for people to be quiet/stop doing what they are presently doing and pay heed to what they are to be told or shown.

attention (mental focus)

vigilance

attention (concern for)

attention (interest in)

consideration, thoughtfulness

look out! watch out! careful!

Source: wiktionary.org