a. [f. FLINT sb. + -LESS.] Without a flint or flints.
1810. Sporting Mag., XXXVI. Sept., 273/1. He used one of Forsyths patent gun-locks, which, flintless, goes off by percussion.
1865. Reader, 22 April, 461/1. A bed of comparatively flintless chalk overlies one with many flints.