Can we stop calling these massacres "sprees"

You go on a shopping spree. A spree is carefree and happy.

spree
[spree] Show IPA
noun
1.
a lively frolic or outing.
2.
a bout or spell of drinking to intoxication; binge; carousal.
3.
a period, spell, or bout of indulgence, as of a particular wish, craving, or whim: an eating spree; a spending spree.
4.
a period or outburst of extreme activity: Our basketball team went on a scoring spree and won 114 to 78.
Origin:

Call it a rampage, not a spree.