酥sū 1.古代称酥油为酥。{ancient name for 酥油 sūyóu} 2.(食物)松而易碎{crisp and flaky; short}: 虾片一炸就很～。{Prawn crackers turn crisp after being deep-fried.} 3.面粉和油加糖制成的松而易碎的点心{shortbread; crumbly dry cake made with flour, sugar and butter}: 桃～。{walnut shortbread} 4.酥软{(of a person's limbs) limp; weak; soft}: ～麻。{weak and numb}