expression, godan verb (-u)
pretend not to be home; pretend to be out
Used when someone is actually at home but deliberately ignores a visitor or caller, making it seem like no one is there.
インターホンが鳴ったけど、留守を使って出なかった。
The intercom rang, but I pretended not to be home and didn't answer.
彼はよく留守を使って、
He often pretends to be out to avoid visitors.