pitcher in WordNet English dictionary

1. an open vessel with a handle and a spout for pouring
   pitcher  ewer 
   
2. (baseball) the person who does the pitching
   "our pitcher has a sore arm"
   pitcher  hurler  twirler 
   
3. the position on a baseball team of the player who throws the ball for a batter to try to hit
   "he has played every position except pitcher"; "they have a southpaw on the mound"
   pitcher  mound 
   
4. (botany) a leaf that that is modified in such a way as to resemble a pitcher or ewer
   pitcher 
   
5. the quantity contained in a pitcher
   pitcher  pitcherful