Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun mailbag

2 senses of mailbag

Sense 1
mailbag, mail pouch -- (pouch used in the shipment of mail)
       => pouch -- (a small or medium size container for holding or carrying things)

Sense 2
mailbag, postbag -- (letter carrier's shoulder bag; "in Britain they call a mailbag a postbag")
       => bag -- (a flexible container with a single opening; "he stuffed his laundry into a large bag")