Jam meaning in HindiTags: Gem meaning in Hindi. Jam meaning in hindi. Jam in hindi language. What is meaning of Jam in Hindi dictionary? Jam ka matalab hindi me kya hai (Jam का हिन्दी में मतलब ). Gem in hindi. Hindi meaning of Jam , Jam ka matalab hindi me, Jam का मतलब (मीनिंग) हिन्दी में जाने। What is Jam ? Who is Jam ? Where is Jam English to Hindi dictionary(शब्दकोश).