Wordnet 3.0
NOUN (1)
1. 
 a native or inhabitant of Yemen; 
ADJECTIVE (1)
1. 
 of or relating to or characteristic of Yemen or its inhabitants; 
- Example: "Yemeni mountains"
The Collaborative International Dictionary of English v.0.48:
Yemeni \Ye"me*ni\, prop. n.
   A native or inhabitant of Yemen .
   [WordNet 1.5]
The Collaborative International Dictionary of English v.0.48:
Yemeni \Ye"me*ni\, prop. adj.
   Of or pertaining to Yemen; as, Yemeni mountains.
   [WordNet 1.5]
   2. of or pertaining to the inhabitants of Yemen; as, our
      Yemeni guide.
      [WordNet 1.5]
WordNet (r) 3.0 (2006):
Yemeni
    adj 1: of or relating to or characteristic of Yemen or its
           inhabitants; "Yemeni mountains"
    n 1: a native or inhabitant of Yemen