Clues for the word "SOUPSUP"

We've had 4 crossword clues used for this word, and seen it 1 time in crosswords. It was last seen in King Syndicate - Thomas Joseph crossword on February 15, 2005.

Referring Clues

Enhances, as an engine
Adds horsepower to
Makes more powerful
Adds horsepower to, and a hint to the starred answers' hidden words

Last Seen In

King Syndicate - Thomas Joseph - February 15, 2005