Akademik

пустой разговор

1) General subject: idle talk, insignificant talk, small talk, talk, tattle, tea-table conversation, tea-table talk, vapid conversation

2) Colloquial: gas, nonversation (http://www.urbandictionary.com/define.php?term=nonversation)

3) Australian slang: guff

4) Jargon: bull, drip, yuk-yuk, blub, hot air, junk, vanilla

5) Makarov: milk-and-water

6) Archaic: jowl

Универсальный русско-английский словарь. Академик.ру. 2011.