The term 'PACKED IN' can be broken down into three words: WEDGED (6 letters), ATE (3 letters), and CRAMMED (7 letters). WEDGED means to press or force something into a tight space, while ATE is the past tense of the verb 'to eat'. Finally, CRAMMED means to fill something with an excessive amount of items. Taken together, these words suggest that something has been forced into a tight space and filled with an excessive amount of items.