Definition of smellier:
(adj) :
Having a bad smell.
(adj) :
(figuratively) Having a quality that arouses suspicion.
(adj) :
(figuratively, computing, slang, in extreme programming) Having signs that suggest a design problem; having a code smell.
(n) :
(rare) A smelly person.
(n) :
(firearms, informal) a Short Magazine Lee Enfield rifle or one of its derivatives.