From parallel waves or two faced lines: Centers arm turn 3/4 then centers of the new wave across the set Trade, then this same center wave does a Trade the Wave as the other four dancers Circulate twice to form twin diamonds. All now Cut The Diamond to finish in parallel two faced lines.
Swing The Gamut. From parallel waves: All swing half and then do a Gamut as above.
This definition is from The Handbook of Modern Square Dancing by Jay King.
It is provided here for informational and educational purposes only.