placket

UK: /ˈplækɪt/ US: (plak′it)

WordReference Random House Unabridged Dictionary of American English © 2025

plack•et  (plak′it), n. 

1. Clothing the opening or slit at the top of a skirt, or in a dress or blouse, that facilitates putting it on and taking it off.
2. Clothing a pocket, esp. one in a woman's skirt.
3. Clothing [Archaic.]
   • a petticoat.
   • a woman.

• Middle Dutch placken to patch; compare plaque
• Old French, derivative of plaquier to plate
• variant of placard breastplate 1595–1605

Collins Concise English Dictionary © HarperCollins Publishers::

placket / ˈplækɪt/ noun

1. a piece of cloth sewn in under a closure with buttons, hooks and eyes, zips, etc
2. the closure itself

Etymology: 16th Century: perhaps from Middle Dutch plackaet breastplate, from Medieval Latin placca metal plate