قعب

فُلَانٌ مُقَعِّبْ مُقَعِّرٌ ذ (tropical:) Such a one is a person who twists the sides of his mouth, and who speaks [ with a guttural voice, or] with [or from ] the furthest part of his fauces, and opens his mouth [ making it to be ] as though it were a [ cup such as is called ] قَعْب. (A, TA.)