Guttural

[Sarah]

Of or pertaining to the throat; formed in the throat; relatingto, or characteristic of, a sound formed in the throat.Children are occasionally born with guttural swellings. W. Guthrie.In such a sweet, guttural accent. Landor.

[Sarah]

A death metal vocal style which sounds inhuman. Often describes as pig vocals or burp vocals. Some vocalists will perform gutturals by inhaling rather than exhaling.

[Sarah]

A layman's term for a consonant or vowel sound articulated in the throat (uvular, pharyngeal, glottal); also a language containing gutturals in its inventory.

Arabic is considered one of the most guttural languages (that's not to say it's ugly, however; it can be quite sexy actually), as it has seven guttural consonants, commonly transliterated as q, kh, gh, h-dot, reverse apostrophe, h and apostrophe (glottal stop). Among European languages, German and Dutch have both ch (= kh), r (= gh) and h; French also has a uvular r (= gh). Modern Greek has kh and gh, and Spanish has j (= kh).

The [constructed language] Klingon, from [Star Trek], is intentionally very rough and guttural; it contains the sounds of Arabic kh, gh, q and glottal stop, along with an affricate qkh.

[Britney]

(of speech sounds) produced at the back of the throat and therefore deep: