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A hat typically worn daily by certain female Talmud teachers. It can be either crocheted or knitted. The hat covers the tops of one's ears and the hair (if it is short enough to go inside).
Person 1: What are you knitting?
Person 2: I'm not knitting, I'm *crocheting* a Sus-hat.
Person 1: Cool!
by Elemental33 January 22, 2011
A hat, usually a crocheted, disk like hat, used to cover one's hair. Worn by female teachers. A well known term coined by esteemed writer, physicist and doctor M.B.
I'm crocheting a sus-hat!
by Curlyhead January 19, 2011