Ma'anar ƙamus na "mobile Blood" yana nufin kayan aiki na hannu, kamar mota ko bas, wanda aka tanadar don tattarawa da adana gudummawar jini. Haɗin kalmomin “jini” ne (yana nufin jan ruwan da ke yawo a cikin jijiyoyi da jijiyoyi na mutane da dabbobi) da “wayar hannu” (yana nufin wani abu mai sauƙin motsi). Ƙungiyoyin tattara jini galibi suna amfani da kalmar don bayyana rukunin tattara jini na tafi-da-gidanka waɗanda ke tafiya zuwa wurare daban-daban don karɓar gudummawar jini daga masu sa kai.