Go the whole hog
Meaning
Do something completely without holding back.
Usage
Used when someone invests full effort or resources.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
An old English farming image where hogs were butchered entirely.
Popularized in the 18th century to describe total commitment.