a thorough search for something (often causing disorder or confusion); "he gave the attic a good rummage but couldn't find his skis"(しばしば無秩序や混乱を引き起こしながら)何かを徹底的に探すことくまなく探すこと
例:He gave the attic a good rummage but couldn't find his skis. 彼は屋根裏部屋をくまなくじっくり探したが、スキー板を見つけることはできなかった。