slyboots
noun [ C ] UK old-fashioned informal uk/ˈslaɪ.buːts/ us/ˈslaɪ.buːts/ slyboots
行动诡秘的人；滑头
a person who avoids showing or telling other people what he or she is thinking or intending
[ as form of address ] You old slyboots! Why didn't you tell us about your new girlfriend? 你这个老滑头！为什么不跟我们提你的新女友？
Synonym: fox (CLEVER PERSON)