person 1: i think jim and sue have a weird relationship, they were texting photos of their feet all evening?  person 2: ah, they were fexting
fexting is a portmanteau of feet and texing
"person 1: i think jim and sue have a weird relationship, they were texting photos of their feet all evening?  person 2: ah, they were fexting" What is the definition of "fexting"?