1 intr. & tr. speak or utter rhetorically or affectedly.
2 intr. practise oratory or recitation.
3 intr. (foll. by against) protest forcefully.
4 intr. deliver an impassioned (rather than reasoned) speech.
Derivatives:
declaimer n.
Etymology: ME f. F deacuteclamer or f. L declamare (as DE-, CLAIM)
Useful english dictionary. 2012.