n.
- help or support.
- material help given to a place in need.
- historical a grant of subsidy or tax to a king.
v.
help in the achievement of something.
Phrase
- in aid of
chiefly Brit. in support of. - what's
(all)
this in aid of?
Brit. informal what is the purpose of this?
Etymology
ME: from OFr. aide (n.), aidier (v.), based on L. adjuvare, from ad- ‘towards’ + juvare ‘to help’.