The result of a slumping movement, like that of a mountain(noun)
Present participle of slump.(verb)
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Use "slumping" in a sentence
"The Sixers signs of slumping from the floor in the third quarter when they scored only three baskets - but one of them was Iguodala's 3-pointer that started the 14-0 run."
"A year ago, the Jets managed 29 sacks in slumping to a 4-12 record."
"Now, with Mark McLemore on the disabled list as of Sunday and Tom Goodwin slumping, the weak pitching staff is starting to show."