From parallel waves or eight chain thru formation: All arm turn half, new centers arm turn 3/4 and the center wave does a Lock It as the outside four dancers do a U-turn back. All now take the Anything call.
Spin Chain And Cross Lock The Anything: Same as above except the center wave does a Cross Lock It.
This definition is from The Handbook of Modern Square Dancing by Jay King.
It is provided here for informational and educational purposes only.