posterior Meaning, Definition & Usage

1. noun the fleshy part of the human body that you sit on
   bum; seat; stern; keister; tail end; prat; bottom; rear end; buns; tail; tush; rump; fanny; ass; behind; tooshie; hind end; hindquarters; butt; nates; rear; arse; buttocks; backside; derriere; can; fundament.
   
   • he deserves a good kick in the butt
   • are you going to sit on your fanny and do nothing?
2. noun a tooth situated at the back of the mouth
   back tooth.
   
3. adjective located at or near or behind a part or near the end of a structure
   
4. adjective satellite coming at a subsequent time or stage
   ulterior; later.
   
   • without ulterior argument
   • the mood posterior to

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