1.labial sounds are ones that you pronounce with your lips closed or close together or with your top teeth touching your bottom lip. “p,” “b” , “f,” “v,” and “m” are labial sounds
2.relating to your lips
1.a sound that you pronounce with your lips closed or close together or with your top teeth touching your bottom lip, for example “p,” “b,” “f,” “v,” or “m”