call

verb, call off | ‘call off’: N. Amer, to chant (the directions) for a square dance, etc. (COD)

“He played guitar and called the square dances.”

“Len used to call square dances, and Tom would call them once in awhile, and there was a time when I could call three sets of square dances and dance it all too.”

“Dad, he’d call square dances. I remember that and being just little and seeing him.”

“They said, ‘We need somebody to call a square dance!’ My father danced, and mother danced a lot, and square danced and so on. I can remember him calling square dances once in awhile, and so when he wasn’t around, we were having the square dance, Len would say, ‘Well, Joe can call square dances. His father called for years before him. There’s no reason why he can’t call ’em’. And the first thing you know, you’re nominated whether you like it or not.”