gap out
v.— «Look at Kwan last night. She is as wonderful an athlete as it gets, but she had a so-so (for her) performance, gapping out and falling down in the final 10 seconds.» —“Skate results show perfection needed to win at Nagano” by Dave Perkins in Halifax, N.S. Toronto Star (C8) Nov. 9, 1997. (source: Double-Tongued Dictionary)