moonlighting

moonlighting
n [U]. adj [attrib 作定语]
1 lit by the moon; moonlit 有月光的: a moonlight night 月夜.
2 (idm 习语) do a moonlight `flit (Brit infml 口) leave a place quickly, secretly and at night to avoid paying one's debts, rent, etc 夜间潜逃（为躲债、 逃避交租金等）.

牛津英汉双解词典