Guliguli is an extinct language that was allegedly once spoken on the western slopes of Mt Vinaroni, New Georgia

New Georgia

New Georgia is the largest island of the Western Province of the Solomon Islands.-Geography:This island is located in the New Georgia Group, an archipelago including most of the other larger islands in the province...

, Solomon Islands

Solomon Islands

Solomon Islands is a sovereign state in Oceania, east of Papua New Guinea, consisting of nearly one thousand islands. It covers a land mass of . The capital, Honiara, is located on the island of Guadalcanal...

. The linguist Karen Davis is skeptical that Guliguli ever existed, since the word guliguli has an obscene meaning in the neighboring Hoava language, and there is no memory among Hoava

Hoava language

Hoava is an Oceanic language spoken by about 1000-1500 people on New Georgia Island, Solomon Islands. Speakers of Hoava are multilingual and usually also speak Roviana, Marovo, SI Pijin, English.-References:...

 speakers of a neighboring language with that name. Guliguli was probably either a dialect of the extinct Kazukuru language

Kazukuru language

Kazukuru is an extinct language that was once spoken in New Georgia, Solomon Islands. The Dororo and Guliguli languages are supposedly its only known relations. The speakers of Kazukuru gradually merged with the Roviana people from the sixteenth century onward, and adopted Roviana as their language...

, or a naive transcription of (the main dialect of) Kazukuru, or even a hoax.