Harshe magana ne (ma'ana: al-alfaaz) wanda aka tanadar da shi, aka kuma kafa shi domin ma'anoni.

The language is an expression of Alfaazh (wordings) that have been provided and set for meanings.

Babban aiki kuma babban matsayin harshe shi ne ya zama hanyar raba fahimta tsakanin mutane. Wannan kuwa saboda mutum, bisa ga dabi'arsa, yana buƙatar ya zauna tare da nau'insa. Don haka dole ne a samu hanyar da za su iya fahimtar juna, domin su yi haɗin kai da warware matsalolin da suke fuskanta a rayuwa.

The most important role and function of the language is for it to be a means for sharing understanding amongst the people. That is because the human, by his nature, needs to live with others of his kind. There therefore needs to be a means for them to be able to understand one another for the purpose and sake of cooperating and solving the problems that they encounter in life.

Harshe wani abu ne da mutane suka samar su kuma tsara shi (watau abu ne da mutum ya ƙirƙira). Saboda haka yana cikin abin da ake kira Istilaahiy (na yarjejeniya), ma'ana yana wakiltar yarjejeniyar tarin mutane wajen kafawa da tsara takamaiman kalmomi domin nuna takamaiman ma'anoni. Kalmominsa (Alfaazh) sun ƙunshi kuma an gina su ne daga harufa (huroof) waɗanda ke fitowa daga sautin ɗan adam da ke samuwa sakamakon haɗuwar iska da motsin baki, harshe da maƙogwaro. Ta waɗannan Alfaazh (kalmomi) mutum yana iya bayyana abin da ke cikinsa dangane da hotunan tunani na abubuwa da ayyuka. Mutum zai iya ganin wani abu daga nesa ya ba shi Lafzh (lafazi) na dutse. Sa'an nan idan ya ƙara kusantarsa sai ya yi tunanin itace ne, sai ya sanya masa sunan itace. Sa'an nan idan ya ƙara kusantarsa har ma, sai ya ga mutum ne, sai ya kira shi da Lafzh (lafazin) na mutum. Wannan yana nuna cewa ma'anar waje ta abin ba ta canzawa ba tare da canjin Lafzh (lafazin) da aka ba shi ba. Sai dai abin da ya canza shi ne hoton tunani na wannan abu da mutumin ya samar a cikin ƙwaƙwalwarsa. Saboda haka, Alfaazh (kalmomi) ba sa nuna ta hanyar Dalaalah Qat'iyah (nuni tabbatacce) zuwa ga gaskiyar hakikanin abubuwa. Maimakon haka, suna bayyana abin da ke cikin hankali dangane da hasashe ko hotuna na wannan hakika. Alfaazh (kalmomi) na iya dacewa da gaskiyar hakikanin abu, ko kuma su saba mata.