This definition appears very rarely
See other definitions of RCST
Samples in periodicals archive:
Rancho Colorados Swim Team is committed to providing a fun and nurturing environment where instruction and competition are balanced with family-oriented activities and team building. Our aim is to have an opportunity for each swimmer, regardless of ability, to do his or her best, to gain recognition for his or her efforts, to foster fellowship among members, and to promote sportsmanship and fun.