It is not a Trumpism. As an example, it has been on Wiktionary since 2008, well before Trump.
https://en.wiktionary.org/w/index.php?title=warfighter&actio...
It’s been a term in rare-to-moderate use since the 1990s — Trump/Hegseth ramped it up to 11 and it’s every 3rd word out of Hegseth’s mouth because he thinks it sounds tough.
It’s been a term in rare-to-moderate use since the 1990s — Trump/Hegseth ramped it up to 11 and it’s every 3rd word out of Hegseth’s mouth because he thinks it sounds tough.