frost in WordNet English dictionary

1. weather cold enough to cause freezing
   freeze  frost 
   
2. the formation of frost or ice on a surface
   frost  icing 
   
3. ice crystals forming a white deposit (especially on objects outside)
   frost  hoar  hoarfrost  rime 
   

1. damage by frost
   "The icy precipitation frosted the flowers and they turned brown"
   frost 
   
2. decorate with frosting
   "frost a cake"
   frost  ice 
   
3. provide with a rough or speckled surface or appearance
   "frost the glass"; "she frosts her hair"
   frost 
   
4. cover with frost
   "ice crystals frosted the glass"
   frost