( n. )
A play among children in which they are seated upon the opposite ends of a plank which is balanced in the middle, and move alternately up and down.
( n. )
A play among children in which they are seated upon the opposite ends of a plank which is balanced in the middle, and move alternately up and down.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012