clown nose

plural clown noses

1. A fake nose, typically near spherical, bright red in color and sometimes capable of producing a honking sound when squeezed, commonly used by clowns and occasionally as a prop by people during parties.
2. A reddish-brown cancerous bulge in the area of the tip of the nose.

   1 more example

   Giacomo Colletti, Fabiana Allevi, Laura Moneghini, and Marina Palvarini (31 January 2014), “Clown nose: a case of disfiguring nodular squamous cell carcinoma of the face”, in Case Reports, volume 2014, →DOI, →PMID, page bcr2013200471: “The clown nose is characterised in the patient by a dome-shaped reddish nodular lesion with an incomplete central keratin-filled crater.”