I forgot to mention PC - Prince Charlie (jacket)

And here is the link to the Frequently Asked Questions (FAQ):
http://www.xmarksthescot.com/forum/f...q#faq_faq_abbr

I'll re-post the abbreviations from the FAQ here for good measure:

AK - Amerikilt
FK - Freedom Kilt
BK - Bear Kilt
FLS - Freelander Sporran
PK - Pittsburgh Kilt
SWK - Stillwater Kilts
TFCK - 21st Century Kilts
UK- Utilikilt
USAK - USA Kilts

MUG - Male Unbifurcated Garment.