Wiktionary
chow down
vb. (context idiomatic English) To eat, especially to eat vigorously.
Wikipedia
Chow Down
"Chow Down" is a song by American singer and drag queen Willam Belli, featuring Detox and Vicky Vox. The song was released on March 18, 2012, following Willam's elimination from the fourth season of RuPaul's Drag Race. The original music video went viral.
Usage examples of "chow down".
Trashcan Man watched them fondly until they were out of sight, and then he began to chow down, eating ravenously until almost everything was gone.
Strap the child to one of the party tables available, and we'll all chow down!