empty, exaggerated, or pretentious talk or writing:
His report on the company’s progress was just so much hot air.
(informal) empty and usually boastful talk
full of hot air
Empty, exaggerated talk, as in That last speech of his was pure hot air. It is also put as full of hot air, as in Pay no attention to Howard—he’s full of hot air. This metaphoric term transfers heated air to vaporous talk. [ Late 1800s ]
- Hot-air balloon
noun 1. a lighter-than-air craft in which air heated by a flame is trapped in a large fabric bag
[haw-tahn] /ˈhɔˈtɑn/ noun, Pinyin. 1. an oasis in W China, in SW Xinjiang. 2. the chief city in this oasis. /ˈhəʊˈtæn/ noun 1. an oasis in W China, in the Taklimakan Shamo desert of central Xinjiang, around the seasonal Hotan River 2. the chief town of this oasis, situated at the foot of the Kunlun […]
- Hot as a three-dollar pistol
adjective phrase Very hot; red-hot: The rumor is hot as a three-dollar pistol (1940s+)
- Hot as blazes
adjective phrase Very hot indeed ( first form 1849+, second 1912+) Also, hot as hell. Extremely warm, as in It was hot as blazes in that room, or I’m hot as hell and would love a cold shower. The first of these hyperbolic similes dates from the mid-1800s, the second from the early 1900s.