mulligrubs Meaning, Definition & Usage

Mul"li*grubs noun
Etymology
Cf. Prov. E. mull to squeeze, pull about, mulling numb or dull.
Definitions
  1. A griping of the intestines; colic. Slang
    Whose dog lies sick of the mulligrubs? Beau. & Fl.
  2. Hence, sullenness; the sulks. Slang

Webster 1913