What is the meaning of Jem?

first-person singular present subjunctive of jam

first-person singular present jussive of jam

fodder (in Latin)

a dream

first-person singular present of jesti

jam:

1. A type of food that is usually spread onto bread, biscuits and others.

   A type of food that is usually spread onto bread, biscuits and others.

   Traffic congestion.

   Unable to work due to a part of it being stuck; jammed.

   first-person singular present indicative of jeść

   first-person singular present of jesť

   jam

   germ, pathogen

   Source: wiktionary.org