Wow...that's amazing.  I didn't know they could get that big.
You probably threw a world record back.  
 
Was thinking the same thing Bob B.  
 
 Well maybe not a World Record but possibly a State or Lake record! 
World Record: 
Weight Catch Place Catch Date Angler 
1.1 kg (2 lb 7 oz) Guess Lake, Yellow River, Holt, Florida , USA 10/19/1985 Tony Dempsey 
N.C. Record info: 
NCARP Minimum Requirements: 1 pound or 11 inches
State Record: 1 lb., 13 oz., from McLeod’s Pond in Richmond County, May 7, 1976 
( 
http://www.ncwildlife.org/fishing/profiles/Warmouth.htm )