hold forth (third-person singular simple present holds forth, present participle holding forth, simple past and past participle held forth)
- (transitive) To extend or offer, propose.
- (intransitive) To talk at great length.
- Synonyms: expatiate, harangue
1918, W. B. Maxwell, chapter 2, in The Mirror and the Lamp:
[…] they did not like him coming round of an evening and drinking weak whisky-and-water while he held forth on railway debentures and corporation loans.
2004, David Mitchell, Cloud Atlas, published 2012, →ISBN, page 55:
Warmed to the woman somewhat, I admit it. She holds forth like a man and smokes myrrhy cigarettes through a rhino-horn holder.