The Collaborative International Dictionary of English v.0.48:

Colicky \Col"ick*y\, a.
   Pertaining to, or troubled with, colic; as, a colicky
   disorder; a colicky baby.
   [1913 Webster]

WordNet (r) 3.0 (2006):

colicky
    adj 1: suffering from excessive gas in the alimentary canal
           [syn: colicky, flatulent, gassy]

Moby Thesaurus II by Grady Ward, 1.0:

49 Moby Thesaurus words for "colicky":
   aching, achy, allergic, anemic, apoplectic, arthritic, backachy,
   bilious, cancerous, chlorotic, consumptive, dropsical, dyspeptic,
   edematous, encephalitic, epileptic, griping, headachy, laryngitic,
   leprous, luetic, malarial, malignant, measly, migrainous,
   nephritic, neuralgic, neuritic, palsied, paralytic, phthisic,
   pleuritic, pneumonic, pocky, podagric, rachitic, rheumatic,
   rickety, scorbutic, scrofulous, stomachachy, tabetic, tabid,
   throbbing, toothachy, tubercular, tuberculous, tumorigenic,
   tumorous