1. (of weather) very cold
   "It's absolutely perishing outside, don't forget your coat"
    
2. Used as an intensifier for something annoying or unwanted
   "he's a perishing nuisance"

1. Cease to live
   "The children perished in the fire";
   - die, decease [archaic], go, exit, pass away, expire, pass, kick the bucket [informal], cash in one's chips [informal], buy the farm [N. Amer, informal], conk [informal], give up the ghost [informal], drop dead [informal], pop off [informal], croak [informal], snuff it [informal], cash in [informal], cop it [Brit, informal], flatline [informal], pop one's clogs [informal], pass on

Type of: change state, turn

Encyclopedia: Perishing