course through (something)
To travel through something. The phrase is often used to describe the movement of liquids. As soon as I stepped on the stage, I could feel the adrenaline coursing through my veins.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
course through something
to run, race, or flow rapidly through something. I believe, sometimes, that ice water courses through your veins. No, perfectly red blood courses through them.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.