a. 1. Tricky; deceptive; contemptible; as, a snide lawyer; snide goods. [ Slang, archaic ] [ 1913 Webster ]
2. derogatory in an insinuating manner; as, a snide remark. [ PJC ]
{ or } n. (Mil.) A breech-loading rifle formerly used in the British service; -- so called from the inventor. [ Webster 1913 Suppl. ]