A plait is a length of hair that has been plaited. to twist three long pieces of hair or rope over and under each other to make one long piece American Equivalent: braid. a length of something, usually hair, that has been plaited American Equivalent: braidin plaits
If you plait three or more lengths of hair, rope, or other material together, you twist them over and under each other to make one thick length. Joanna parted her hair, and then began to plait it into two thick braids. a plaited leather belt