snake in WordNet English dictionary

1. limbless scaly elongate reptile; some are venomous
   snake  serpent  ophidian 
   
2. something long, thin, and flexible that resembles a snake
   snake 
   
3. a deceitful or treacherous person
   snake  snake in the grass 
   

1. move along a winding path
   "The army snaked through the jungle"
   snake 
   
2. move smoothly and sinuously, like a snake
   snake 
   
3. form a snake-like pattern
   "The river snakes through the valley"
   snake