Jachin \j(a)-chin\ as a boy's name is pronounced JAY-kin. It is of Hebrew origin, and the meaning of Jachin is "he establishes". Biblical name.
For more information, see also the related name Jacan.
Baby names that sound like Jachin are Jacqin, Jaquan and Joaquin. Other similar baby names are Jachim, Jamin, Jalin, Jabin, Jacian, Jacen, Jaidin, Jahan, Jailin, Jaelin, Jarrin, Jarin, Jasin, Jaylin and Joachim.