figurative. Applied to what is morally filthy or otherwise disgusting.

figurative. Something that produces nausea.

An unpleasant-tasting substance. Now rare.

Something which nauseates or disgusts; an overdose or excess of anything; a sickening experience.

Something that excites disgust.

colloquial. Unpleasant or unappetizing solid or liquid matter, esp. food, drink, or medicine.

something unattractive or unappetizing; a mess, a muddle (cf. dog's breakfast n. at dog, n.1 compounds 3d).

Something sticky, congealed, or disgusting. Cf. icky, n. 2.

Messy, unpleasant, or distasteful material. literal and figurative.

Excrement, dung. Also figurative.

One who or that which is disgusting or unpleasant.

Something that repels, disgusts, or ‘turns one off’ (see to turn off 8 at turn, v. phrasal verbs). colloq.

colloquial. Something off-putting or repellent; = turn-off, n. 4.