Qeexitaanka qaamuuska ee "hubka jidhka" waa dhar difaac ah ama qalab loogu talagalay in laga ilaaliyo jidhka qofka xidhan dhaawac ama waxyeelo, gaar ahaan dagaalka ama xaaladaha kale ee khatarta ah. Caadi ahaan waxaa ka mid ah taarikada ama lakabyada ka samaysan walxaha adag sida Kevlar, dhoobada, ama birta, kuwaas oo u adkeysan kara rasaasta, jeexjeexyada, iyo noocyada kale ee hanjabaadaha ballistic-ga. Hubka jidhka waxaa xidhan kara shaqaalaha militariga, saraakiisha sharciga fulinta, iyo dadka rayidka ah ee ku jira xirfado ama deegaan halis sare leh.