tiller (
http://definr.com/tiller)
n 1: a shoot that sprouts from the base of a grass
2: someone who tills land (prepares the soil for the planting
of crops)
3: lever used to turn the rudder on a boat
4: a farm implement used to break up the surface of the soil
(for aeration and weed control and conservation of
moisture) [syn:
cultivator]
v : grow shoots in the form of stools or tillers [syn:
stool]