مكلب doesn't appear in Hans Wehr's Modern Standard Arabic dictionary, but Lane's Arabic-English Lexicon has 2 entries for it, distinguished by diacritics. Select one below for the full classical Arabic definition.

• مُكَلَّبٌ

  مُكَلَّبٌ ذ A dog trained and accustomed to hunt. (L.) See the verb. -A2- A captive, or prisoner, (S,) having the feet shackled, or bound; (S, K;) i. q. مُكَبَّلٌ, from which it is formed by transposition, (S,) accord. t…

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• مُكَلِّبٌ

  مُكَلِّبٌ ذ One who trains dogs to hunt; (S, K;) as also : and sometimes signifying one who trains the فَهْد, and birds of prey, to take game: see Kur v. 6: one who possesses dogs trained to hunt, and hunts with them; (L…

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