USMC SGT's definitions
A person who offers an unreasonably low amount for something they are trying to buy. Typically an offer of 30% (or lower) less than the asking price is considered a low ball offer.
Item X is for sale for the amount of $1500.
Low Baller:
I'll give you $1000 for your X.
Seller:
GTFO of here. Like I said, no low ball offers you POS! And stop wasting my time!
Low Baller:
I'll give you $1000 for your X.
Seller:
GTFO of here. Like I said, no low ball offers you POS! And stop wasting my time!
by USMC SGT November 1, 2011
Get the Low Ballermug.