1. phrasal verb If something stands up to bad conditions, it is not damaged or harmed by them. [V P P n/v-ing] ⇒ Is this building going to stand up to the strongest gales? 2. phrasal verb → stand If you stand up to someone, especially someone more powerful than you are, you defend yourself against their attacks or demands. [V P P n] ⇒ He hit me, so I hit him back–the first time in my life I'd stood up to him. [V P P n] ⇒ Women are now aware of their rights and are prepared to stand up to their employers.
COBUILD Advanced English Dictionary. Copyright © Harper Collins Publishers