Squeezing was the act of applying pressure to a fruit or vegetable in order to extract the juice.
In 2374, Julian Bashir asked Quark where his kava juice was. The bartender explained that the roots were still being squeezed, and offered him replicated kava juice instead. Bashir said he and Miles O'Brien would wait. (DS9: "You Are Cordially Invited")
In 2376, after Tuvok seemed to react favorably to Neelix's anthraxic citrus peel, orange juice with just a hint of papalla seed extract, Neelix said he's start squeezing a second glass. (VOY: "Riddles")