adj. 1. harshly or corrosively critical in tone; -- of comments about people or their actions. blistering criticism Syn. -- acerb, acerbic, acid, bitter, caustic, scathing, venomous, virulent, vitriolic. [ WordNet 1.5 ]
2. intensely hot. blistering sun Syn. -- blistery. [ WordNet 1.5 ]
3. very fast; as, a blistering pace. Syn. -- red-hot, scorching. [ WordNet 1.5 ]