plunge (
http://definr.com/plunge)
n 1: a brief swim in water [syn:
dip]
2: a steep drop
v 1: Thrust or throw into; "Immerse yourself in the hot water"
[syn:
immerse]
2: drop steeply; "the stock market plunged" [syn:
dive,
plunk]
3: dash violently or with great speed or impetuosity; "She
plunged at it eagerly"
4: begin with vigor; "He launched into a long diatribe"; "She
plunged into a dangerous adventure" [syn:
launch]
5: cause to be immersed; "The professor plunged his students
into the study of the Italian text" [syn:
immerse]
6: fall abruptly; "It plunged to the bottom of the well" [syn:
dump]
7: immerse into a liquid; "dunk the bread into the soup" [syn:
dunk,
dip,
souse,
douse]
8: engross (oneself) fully; "He immersed himself into his
studies" [syn:
steep,
immerse,
engulf,
engross,
absorb,
soak up]