Sentence:  `` Say , did you know they 're fixing to have a two day <WSD>antelope</WSD> season on the Double X '' ? 
Meaning of the word marked with <WSD> tags:  graceful Old World ruminant with long legs and horns directed upward and backward; includes gazelles; springboks; impalas; addax; gerenuks; blackbucks; dik-diks