The meaning of JAM is a food made by boiling fruit and sugar to a thick consistency. How to use jam in a sentence.
Etymology. Jammie Dodgers is a biscuit that was named after Roger the Dodger, a comic book character featured in The Beano. The Jammie part, could be attributed for the jam fillings. The comic book first appeared in 1953 and if you're wondering what Roger was dodging, it was homework. Wh...