a word or two; a few words
Used when speaking briefly or exchanging just a couple of words. Often appears in phrases like 一言二言話す or 一言二言交わす.
I only exchanged a word or two with him.
Just a word or two is fine, so please tell me your impression.
Compound of 一言 (ひとこと, 'one word') and 二言 (ふたこと, 'two words'), literally 'one word, two words', used idiomatically to mean a few words.