The 38-year-old, who is believed to have a 10 percent share in the club, has not played competitively since 2011.
"I will try to play some games," he told Sports Illustrated.
"This year I want to train a lot.
"The last three years I didn't because I was too busy in other stuff. Maybe if we get to the final and I'm feeling good, why not? I will put my name in the NASL as an option.
"The Fort Lauderdale Strikers is a team with history, tradition," he added, referring to the team's links with the former NASL that ran from 1968-1984.
"Soccer in America is growing, so I think it's a great opportunity."
Ronaldo is a three-time World Football of the Year, while he twice won the World Cup.
The prolific striker netted 62 goals in 98 internationals, and represented European clubs Barcelona, Inter Milan, Real Madrid and A.C. Milan among others.