Ma'anar ƙamus na "sakowar tilas" shine saukar gaggawar jirgin, wanda ba a tsara shi ba ko kuma aka yi niyya, amma abin da wasu dalilai kamar matsalolin injina, yanayin yanayi, ko wasu abubuwan da ba zato ba tsammani ke hana jirgin ci gaba. jirginsa. A lokacin saukar tilas, matukin jirgin dole ne ya hanzarta nemo wurin da ya dace don saukar da jirgin, kamar budadden fili, babbar hanya, ko ruwa, domin a rage lalacewa ko jikkata fasinjoji da ma’aikatan jirgin.