- a large, thick-bodied, African viper, Bitis arietans, that inflates its body and hisses when disturbed.
- a similar viper, B. inornata, native to southern Africa.
Origin of puff adder
First recorded in 1780–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a large venomous African viper, Bitis arietans, that is yellowish-grey with brown markings and inflates its body when alarmed
- another name for hognose snake