1955, in the meaning defined above
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From the Editors at Merriam-Webster
13 Breakfast Foods That Are Also Verbs
Verbs you'll find on the brunch menu
Cite this Entry
“Juice up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/juice%20up. Accessed 19 Jan. 2022.
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