What is the meaning of đây?

good

beautiful

obverse

to be no longer sick because of an illness

surely; certainly

completely; absolutely

thoroughly

particle that expresses ability, possibility

that's all; merely; only; just

this place here

this thing/person

emphasizes the very thing or person here

forms a question expressing uncertainty or doubt

Sentence-final particle used to point out a place or an event the speaker wants to stress. The place or event can be seen at the moment of speaking.

sentence-final particle used to refer to the speaker's idea or feeling of existence or presence of something without certain proof

Source: wiktionary.org