[{"userid":"user1","addresses":[{"type":"abc","street":"xyz"},{"type":"def","street":"www"},{"type":"hhh","street":"mmm"},]},{"userid":"user2","addresses":[{"type":"abc","street":"ccc"},{"type":"def","street":"zzz"},{"type":"hhh","street":"yyy"},]}]

db.collection.aggregate({"$unwind":"$addresses"},{"$match":{"addresses.type":"abc","userid":"user1"}},{"$project":{"_id":0,"street":"$addresses.street"}})