“'What's all this rushing about in aid of', then?” [=what's all this rushing about for?] “We're trying to get things ready for the boss's visit.”
The teacher enlisted/sought the 'aid' of several students for the project. [=the teacher asked several students to help with the project]
When the climbers became trapped by bad weather, a rescue party was sent 'to their aid'. [=was sent to help/rescue them]
(..) What the fuck is wrong with you people? Let her go! Leave her alone! Leave her alone! Those who aid the demon... ...they must be cleansed by the fire from whence they came. That's crazy. You're crazy. No! Why are you listening to this? (..)2006 Silent Hill