be one's (own) lookout Brit.
informal
be one's own responsibility or problem: if you can't take an interest in local affairs, that's your lookout.
→ lookout
be one's (own) lookout Brit.
informal
be one's own responsibility or problem: if you can't take an interest in local affairs, that's your lookout.
→ lookout
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004