Pronunciation: /hɑt ɛr/
noun empty, exaggerated, or nonsensical talk or ideas
A1 I can feel the hot air coming from the heater.
A2 The balloon rose into the sky with the help of hot air.
B1 The weather forecast predicts a wave of hot air moving in from the south.
B2 The politician's speech was full of hot air and empty promises.
C1 The hot air balloon festival attracts tourists from all over the world.
C2 The scientist used a hot air chamber to conduct experiments on thermal expansion.
formal The weather balloon was filled with hot air before being released into the atmosphere.
informal Don't believe everything he says, it's just a bunch of hot air.
slang Stop blowing hot air and get to the point!
figurative His promises were just hot air, they never materialized.
heated
hot airs
hotter
hottest
heat
will heat
have heated
heating
hot air
hot
to heat
heating
heated