to fall or move rapidly, suddenly, or unexpectedly
(usu + into) to jump or dive, esp in water
to cause (a place) to be in a usu dangerous or unwelcome condition
A power cut plunged the building into darkness
to move (something) with a sharp, usu downward motion
to cover (a distance) in a downward direction
The car plunged 100m down the cliff
to immerse (something, esp a food) in a liquid
Plunge the tomatoes in boiling water and then remove the skins
to cause (a place) to be in a usu dangerous or unwelcome condition
A power cut plunged the building into darkness
to sink (a plant or a plant in a pot) into the ground
(usu + into) to jump or dive, esp in water
We all plunged into the swimming pool
to move with a sharp, usu downward motion
The car careered off the road and plunged down the cliff
to fall rapidly, suddenly, or unexpectedly
Profits have plunged to an all-time low