Adjective
(horse racing, cant) Of a racehorse: injected with a substance to make it run faster or to change its temperament. [from 19th to early 20th c.]
(road transport, slang) Of an engine, a motor vehicle, etc.: modified for higher performance.
(by extension) Improved.
(US, naval slang) Intoxicated by alcohol or drugs.
(US (chiefly Connecticut, Massachusetts, and Rhode Island), slang) Excited.
Source: en.wiktionary.orgsouped up
Because there’s a mound of 4K Ultra HD content at your fingertips and a myriad of fantastic 4K TV deals to choose from — ranging from run-of-the-mill LED TVs to souped-up OLED TVs and QLED TVs. Source: Internet
According to Holley, Showdown played their souped-up rendition of “The Rodeo Song” that same night—four times, in fact. Source: Internet
Fishtail successfully averted, my souped-up ‘69 Charger takes aim at a spot off in the distance, barely a blur against the horizon. Source: Internet
Elhassani took delight in souped-up cars, family videos show, and, according to Sally, used drugs and cheated on her -- showing few signs of devout faith. Source: Internet
Kulp's mayo sauce is like a souped-up remoulade, combining Hellmann's mayonnaise with grainy mustard, minced gherkins, horseradish, and lemon. Source: Internet
King Fahd International Stadium in Riyadh hosted a last month with souped-up trucks. Source: Internet