• WordNet 3.6
    • adj unrifled of a firearm; not having rifling or internal spiral grooves inside the barrel
    • ***
Century Dictionary and Cyclopedia
    • unrifled Not rifled; not robbed; not stripped.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Unrifled un-rī′fld not rifled.
    • ***


In literature:

Soon, while the crews were awaiting the arrival of the ship, the body showed symptoms of sinking with all its treasures unrifled.
"Moby Dick; or The Whale" by Herman Melville
Not a desk or a drawer was left unrifled, not an article of furniture unmoved.
"Dorrien of Cranston" by Bertram Mitford

In poetry:

SIGISMUND. Pursue him then,
Leave no single shrub unrifled,
Nothing must escape your search,
Not a plant, and not a pine tree.
"Life Is A Dream - Act III" by Denis Florence MacCarthy

In science:

In spite of these caveats, the approach of using reduced muzzleloader charges compares quite favorably with the alternative of using unrifled pneumatic devices [WWZ04, MTY07], which are usually unrifled and unable to fire bullets which maintaining proper orientation in flight.
A method for testing bullets at reduced velocity