peg in WordNet English dictionary

1. a prosthesis that replaces a missing leg
   peg  wooden leg  leg  pegleg 
   
2. a wooden pin pushed or driven into a surface
   peg  nog 
   
3. a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing
   peg  pin  thole  tholepin  rowlock  oarlock 
   
4. regulator that can be turned to regulate the pitch of the strings of a stringed instrument
   peg 
   
5. informal terms for the leg
   "fever left him weak on his sticks"
   pin  peg  stick 
   
6. small markers inserted into a surface to mark scores or define locations etc.
   peg  pin 
   

1. succeed in obtaining a position
   "He nailed down a spot at Harvard"
   nail down  nail  peg 
   
2. stabilize (the price of a commodity or an exchange rate) by legislation or market operations
   "The weak currency was pegged to the US Dollar"
   peg 
   
3. fasten or secure with a wooden pin
   "peg a tent"
   peg  peg down 
   
4. pierce with a wooden pin or knock or thrust a wooden pin into
   peg