Draft:Voiceless linguolabial trill

The voiceless linguolabial trill is a type of consonantal sound. The symbol in the International Phonetic Alphabet that represents this sound is ⟨r̼̊⟩, a combination of the letter for the alveolar trill, a diacritic indicating voicelessness, and the "seagull" diacritic indicating that it is a linguolabial consonant.

Usage
The voiceless linguolabial trill is not known to occur naturally in any language, however it is used as an onomatopoeia for farting and is also known as blowing a raspberry, razzing, or making a Bronx cheer.