Definitions containing the term y'all

What does y'all mean?

AIO	All In One Business » General
AAR	All-American Rejects Community » Music
AAR	All American Rejects Governmental » Military
AMG	All Media Guide Community » Media
AMG	All Music Guide Community » Music
AWD	All Wheel Drive Governmental » Transportation
ATV	All Terrain Vehicle Governmental » Transportation
ATV	All Terrain Vehicle Business » Products
EFA	Education For All Community » Educational
AAS	All About Symbian Community » Educational
2MASS	Two Micron All-Sky Survey Governmental » NASA
AYB	All Your Base Miscellaneous » Unclassified
%-\|	Worked all night Internet » Emoticons
GOAT	Greatest Of All Time Community » Sports
ATB	All The Best Internet » Chat
PAA	Plains All-American Pipeline Business » NYSE Symbols
BASIC	Beginners' All-purpose Symbolic Instruction Code Computing » Software
BASIC	Beginners' All-purpose Symbolic Instruction Code Computing » General
ATW	All The Way Governmental » Transportation
MOAB	Mother Of All Bombs Governmental » US Government
MOAB	Mother Of All Bombs Governmental » Military
JFA	Justice For All Community » Educational
AHM	All Hands Meeting Governmental » Military
SNAFU	Situation Normal, All Fouled Up Governmental » Military
SNAFU	Situation Normal, All Fouled Up Governmental » US Government