Abandoned, deserted, left behind. / Pitifully sad, wretched, miserable; lonely, especially from feeling abandoned, deserted, forsaken. / Unlikely to succeed; hopeless.

A form of surfing in shallow water near a beach.

To stay where one cannot be seen, conceal oneself (often in a cowardly way or with the intent of doing harm). / To move in a stealthy or furtive way; to come or go while trying to avoid detection.

(informal) Of or pertaining to the United States.