ʻO ka pamu ABS, i unuhi ʻia ʻo "anti-lock brake system" ma ka ʻōlelo Kina, ʻo ia kekahi o nā mea nui ʻekolu i hana ʻia ma ka mōʻaukala o ka palekana kaʻa, me nā ʻeke ea a me nā kāʻei noho. He ʻōnaehana hoʻomalu palekana kaʻa me nā pono o ka anti-skid a me ka anti-lock.
He ʻenehana hoʻomaikaʻi ʻia ka ABS e pili ana i ka hāmeʻa paleki maʻamau, hiki ke hoʻokaʻawale ʻia i ʻelua ʻano mechanical a me electronic. Ua lako nā kaʻa hou me ka nui o ka ʻōnaehana paleki anti-lock, ʻaʻole wale ka ABS i ka hana paleki o ka ʻōnaehana paleki maʻamau, akā hiki nō hoʻi ke pale i ka laka ʻana o ka huila, i hiki ai i ke kaʻa ke huli ma lalo o ke kūlana paleki, e hōʻoia i ke kūpaʻa o ke kuhikuhi paleki o ke kaʻa, e pale i ka hanana ʻana o ka paheʻe ʻaoʻao a me ka deviation, ʻo ia ka hāmeʻa paleki holomua loa ma ke kaʻa me ka hopena paleki maikaʻi loa.