lie up
phrasal verb with lie verb uk/laɪ/ us/laɪ/
mainly UK
躲避（警察或士兵的搜索）
to hide from police officers, soldiers, etc. who are looking for you
The escaped prisoners lay up in a barn for a few weeks, until the search had been called off. 越狱犯在一个谷仓里躲藏了数周，直到对他们的搜索取消為止。