Examples from the Web for playpen
I say it is not necessary for a young couple to have a playpen for a baby.
The motel was run by a young married couple, and I watched the woman come out and put her baby in the playpen.Exile from Space|Judith Merril
Then I bought at Montgomery Ward a playpen for about $11 for the kid.Warren Commission (8 of 26): Hearings Vol. VIII (of 15)|The President's Commission on the Assassination of President Kennedy
And I will point out the character of my son, and what I am saying about the playpen and so on.
There was the bare necessities; there was no playpen or crib for the baby.Warren Commission (2 of 26): Hearings Vol. II (of 15)|The President's Commission on the Assassination of President Kennedy