1. （幽默）辛辣的，尖刻的
Acerbic humour is critical and direct.

1. harsh or corrosive in tone

e.g. an acerbic tone piercing otherwise flowery prose
a barrage of acid comments
her acrid remarks make her many enemies
bitter words
blistering criticism
caustic jokes about political assassination, talk-show hosts and medical ethics
a sulfurous denunciation
a vitriolic critique

Synonym: acerbacidacridbitterblisteringcausticsulfuroussulphurousvirulentvitriolic

2. sour or bitter in taste

Synonym: acerbastringent