We've found 326 definitions containing the term siss (7.09 seconds):	«definition»  What does siss mean?                express or utter with a hiss make a sharp hissing sound, as if to show disapproval
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		MISS	Mississippi	Governmental » State & Local
		228	Mississippi	Regional » US Phone Area Codes
		601	Mississippi - Central and South (Jackson)	Regional » US Phone Area Codes
		662	Mississippi	Regional » US Phone Area Codes
		MDE	Mississippi Department of Education	Governmental » State & Local
		MUW	Mississippi University For Women	Academic & Science » Universities
		MFDP	Mississippi Freedom Democratic Party	Governmental » Politics
		MVAC	Mississippi Valley Archaeology Center	Academic & Science » Geology
		UMR-IWW	Upper Mississippi River- Illinois WaterWay	Governmental » Transportation
		UMR-IWW	Upper Mississippi River- Illinois WaterWay	Academic & Science » Geology
		MESG	Mississippi Eminent Scholars Grant	Miscellaneous » Awards & Medals
		MSDR	Mississippi Delta Railroad	Regional » Railroads
		MVBI	Mississippi Valley Bancshares, Inc.	Business » NASDAQ Symbols
		EYMSP	Entergy Mississippi, Inc.	Business » NASDAQ Symbols
		EYMSM	Entergy Mississippi, Inc.	Business » NASDAQ Symbols
		EYMSN	Entergy Mississippi, Inc.	Business » NASDAQ Symbols
		DEGX	Mississippi Power Company	Regional » Railroads
		SMEX	South Mississippi Electric Power Association	Regional » Railroads
		SMRR	Sisseton Milbank Railroad Incorporated	Regional » Railroads
		EYMSO	Entergy Mississippi, Inc.	Business » NASDAQ Symbols
		MLAF	Mississippi Language Arts Framework	Community » Educational
		MPRWL	Mississippi Power Company	Business » NASDAQ Symbols
		SSOR	Sisseton Southern Railway Company	Regional » Railroads
		MSRW	Mississippian Railway Cooperative Incorporated	Regional » Railroads
		MSPWO	Mississippi Power Company	Business » NASDAQ Symbols
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