D defs.my
Entry 1 sense Webster, 1913

Rancid

/(răn"sĭd)/ · Ran·cid · IPA /ˈɹænsɪd/
01 a. Having a rank smell or taste, from chemical change or decomposition; musty; as, rancid oil or butter.
  1. 1.
    Having a rank smell or taste, from chemical change or decomposition; musty; as, rancid oil or butter.