ram-jam
/ˈramˈdʒam/informal (originally US )
adverb
In ram-jam full: tightly packed, crammed full. Also as adjective: = ram-jam full.
- Although the earliest quotations are from the United States, there is also significant early evidence for northern English regional use, as well as some later use in the Caribbean..
Origin
Mid 19th century; earliest use found in Banner Liberty (Middletown, New York). Apparently from ram + jam.