This is the 17305th most frequent Russian word.
считай
"Считай" means "consider" or "count" in English.
Here, "считай" is used to encourage the listener to assume something as true or accepted.
Считай, что мы уже начали.
Consider that we have already started.
In this sentence, "считай" is used in the imperative form of the verb "считать," meaning "count."
Считай количество страниц в книге.
Count the number of pages in the book.
Here, "считай" is used to imply or approximate a situation described closely as something but not strictly defined as such.