A single distinct meaningful element of speech or writing, used with others (or sometimes alone) to form a sentence and typically shown with a space on either side when written or printed
Maybe someone can recommend the people of Oxford Dictionary a good online dictionary for that? I don’t know if they have access to printed dictionaries. It would seem to me that they don’t. Because 😂 is - not - a word. Let alone a contender for Word of the Year.
Look, I uses emojis. Quite a lot. Or rather I use emoticons, normally, but let’s not make that distinction now. The point is, those are images to convey an emotion. They don’t contain letters, they don’t form sentences, they cannot be used in spoken language. They -are - not - words.
And your attempt to be hip and modern by telling us they are. .