your avatar is the little picture under your name. if you go to My Profile it tells you how to put it in for yourself. she chose to use a quilt as her avatar. so it's her avatar quilt. :-P
Half-Square Triangle
if you imagine a square and you think of drawing line from point to point diagonally and cutting on that line, you have two half square triangles.
if you go to My Profile you can also add your location. then people who live in the same state can say a special hello. :lol: