Dabi'a: Wani gini ne na tunani wanda yake wani abu ne, na tunani da tunani wanda ke tattare da mutum ko siffata shi, ko dabi'ar kusanci ga wani abu, ko kuma ra'ayinsu na kansa a kansa. Halin ya ƙunshi tunaninsu, hangen nesa da ji. Halaye suna da sarkakiya kuma yanayi ne da aka samu ta hanyar gogewar rayuwa. Halaye shi ne yanayin tunanin mutum wanda ya keɓanta game da ƙima kuma yana tasowa ta hanyar amsawa ga kansa, mutum, wuri, abu, ko abin da ya faru (abun hali) wanda kuma yana rinjayar tunanin mutum da aikinsa.

Mafi sauƙaƙan halayen da aka fahimta a cikin ilimin halin ɗan adam shine tunanin da mutane ke da shi game da kansu da kuma duniya. Shahararren masanin ilimin halayyar dan adam Gordon Allport ya bayyana wannan ginin rugujewar tunani a matsayin "mafificin ra'ayi na musamman kuma wanda babu makawa a cikin ilimin halin dan Adam na zamani."Ana iya samun ɗabi’u daga al’adar mutum da ta yanzu. Mahimman batutuwa a cikin nazarin ɗabi'u sun haɗa da ƙarfin hali, canjin hali, halayyar mabukaci, da alaƙa-halayen halayen.