What does acclaim mean?
The definition of acclaim
Ac*claim”, v. t.
Etym: [L. acclamare; ad + clamare to cry out. See Claim, Clamor.] [R.]

1 To applaud. “A glad acclaiming train.” Thomson.
2 To declare by acclamations. While the shouting crowd Acclaims thee king of traitors. Smollett.
3 To shout; as, to acclaim my joy.

Ac*claim”, v. i.
To shout applause.
Ac*claim”, n.
Acclamation. [Poetic] Milton.