jam jar 
noun
1A glass jar used to contain jam or another preserve.
2British rhyming slang A car.Your jam jar might be cream crackered, but you can always walk down the frog and toad on your own plates.
- cockade
- cockaded
- cock-a-doodle-doo
- cock-a-hoop
- cock-a-leekie
- cockalorum
- cockamamie
- cockamamy
- cock and bull story
- cockapoo
- cock a snook
- cockatiel
- cockatoo
- cockatoo fence
- cockatrice
- cock-bead
- cock-beaded
- cock-beading
- cock-block
- cock-blocker
- cockboat
- cockchafer
- Cockcroft, Sir John Douglas
- cockcrow
- cocked hat