أحكم (أوثق الرباط)

أَحْكَمَ (أَوْثَقَ الرباط)‏ \ lash: to tie (sth.) tightly to sth. else: He lashed some poles together to form a footbridge. \ أَحْكَمَ الرَّبط \ tighten: to make or become tight: Tighten this knot. \ أَحْكَمَ السَّدّ (الإغلاق)‏ \ seal: to close tightly, so as to keep out the air: Tins of food must be well sealed.