خندقQ. 1 خَنْدَقَهُ (K) and خَنْدَقَ حَوْلَهُ (TA) He dug a خَنْدَق, i. e. fosse, or moat, around it. (K, * TA.) [In the CK the words of this art. are with ذ in the place of د.]خَنْدَقٌ A fosse, or moat, [such as is] dug around the walls of cities: arabicized, from كَنْدَهْ, (IDrd, K,) which is Persian: (IDrd:) pl. خَنَادِقُ. (TA.) b2:  And A valley. (TA.) مُخَنْدِقٌ One who makes a خَنْدَق [i. e. fosse, or moat]. (JK.) خَنْدَقُوقٌ Tall. (TA. [But perhaps this is a mistranscription for حَنْدَقُوقٌ, q. v.])