Shaping for a Skirt, Bigger Than a Tuck or Dart

This page is the CodyCross answer for the clue below from Student Life , Group 933, Puzzle 2 (Good Students).

Question is: Shaping for a Skirt, Bigger Than a Tuck or Dart

and the answer is: BOXPLEAT

Word Meaning:

BOX PLEAT — A knife pleat when arranged back to back with others.

Definitions from Wiktionary.