The phrase "marketing chops" refers to a person's skill or ability in marketing. It means someone is talented, knowledgeable, and experienced in the field of marketing. Full definition
Markets chop around a lot, and a lot of the time the price action is simply meaningless. (learntotradethemarket.com)
The Hive made its name among American booze brands in the 1990s for its live event marketing chops, putting on parties like the Molson Ice Polar Beach Party with Metallica. (canadianbusiness.com)
It takes serious professional marketing chops to make money with Adwords. (theabundantartist.com)