Obs. [COUNTER- 3.]
† 1. A letter of reply.
1603. Adv. Don Sebastian, in Harl. Misc., II. 377. He delivered certain letters from the King, and there were counter letters written, which were never delivered to the King.
2. A letter countermanding a letter; a counter-deed.
1611. Cotgr., Contre-lettre, a counter-letter, or counter-maund; a retraction of a letter by letter.
1818. Colebrooke, Treatise Oblig. & Contr., I. 240. Counter-letters, or private and secret agreements, derogating from ostensible articles and authentic contracts, have no effect in respect of the interests of third persons.