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1.
short for : "a lot of"
Whole lotta trouble
or
Whole lotta letters
by nicki l. June 05, 2006
 
2.
that means a lot of

There're lotta things to do
by Lautaro November 19, 2006
 
3.
A Lotta is an insane person from Sweden. She is a energetic and has a lot of stamina for an older person. She has an amazing memory for movie quotes and wishes that she starred in Dumb and Dumber and/or was married to Jim Carrey.
"Do you love Nicolas Cage"

"YES"

Man, you're such a Lotta"
by CasterTroy1 October 26, 2012