keras is slang - means however you want
I do not like it or dislike it, because I do not know what keras the cars is.
Greg Biffle is listed at 5' 9" tall.
Greg MacLennan is 6'.
Greg Rutkowski is 6'.
Greg Safel is 6'.
Greg Ainsworth is 6'.
Greg Etheredge is 6'.
Greg Ashton is 6'.
Greg Coughlin is 6'.
Greg Crandall is 6'.
Greg Cromer is 6'.