What does aggrieve mean?
The definition of aggrieve
Ag*grieve”, v. t.
[imp. & p. p. Aggrieved; p. pr. & vb. n.Aggrieving.]
Etym: [OE. agreven, OF. agrever; a (L. ad) + grever to burden, injure, L. gravare to weigh down, fr. gravis heavy. See Grieve, and cf. Aggravate.]

To give pain or sorrow to; to afflict; hence, to oppress or injure in one’s rights; to bear heavily upon; — now commonly used in the passive TO be aggrieved. Aggrieved by oppression and extortion. Macaulay.

Ag*grieve”, v. i.
To grieve; to lament. [Obs.]