Definition
To deliberately ignore someone, acting as if you do not recognize them, typically to show anger or displeasure.
故意不理睬某人，装作不认识，以表达愤怒或不悦。
She cut me dead, acting like she didn't even see me.
她故意不理我，假装完全没看到我。
I said hello to him, but he just cut me dead, which was very rude.
我向他打招呼，但他完全不理我，这非常无礼。
Ever since our argument, she has been cutting me dead.
自从我们争吵后，她就一直故意不理我。