To roll about or lie in water, snow, mud, dust, or the like, as for refreshment. The pigs wallow in the mud to keep cool during the hot summer days.
To indulge oneself excessively, luxuriate. After the breakup, she would wallow in self-pity for days.
To move with difficulty in a clumsy or rolling manner. The ship wallowed in the rough seas, making it hard for the crew to maintain their balance.