sally pants
weak, a wimp, no balls, no chutzpah, no gusto, doing it half-assed
(angrily spoken to somebody on a basketball court) "Yo Anderson! What kind of pass was that you sally pants?"
or:
"Why not just hand the ball right to the other team there, ya sally pants!"
or:
"Why not just hand the ball right to the other team there, ya sally pants!"