BT BM 52a(14) :עשיק לגביך ושוי לכריסיך‏ : expensive for your back, but inexpensive for your stomach [i.e. spend much on clothing but little on food]
See the entire entry for kres, karsā n.f. abdomen

BT BM 52a(14) :עשיק לגביך ושוי לכריסיך‏ : tight for your back but loose for your belly
See the entire entry for ˁšīq adj. erect

BT BM 52a(14) :דאמרי אינשי עשיק לגביך ושוי לכריסיך‏ : as people say: rare is for your back, moderate is for your stomach
See the entire entry for šwē adj. equal, worth