What is the meaning of Seesaw?

A structure composed of a plank, balanced in the middle, used as a game in which one person goes up as the other goes down.

A series of up-and-down movements.

A series of alternating movements or feelings.

An abnormal breathing pattern caused by airway obstruction, characterized by paradoxical chest and abdominal movement.

To use a seesaw.

To fluctuate.

To cause to move backward and forward in seesaw fashion.

fluctuating.

Source: wiktionary.org