adverb Date: 12th century to and fro , alternately upward and downward , here and there especially throughout an area, with regard to every particular ; thoroughly , ~ preposition
UP AND DOWN
Meaning of UP AND DOWN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012