(~s, ~ing, ~ed)
If you say that someone is ~ing about something, you mean that they are talking a lot about things that you think are silly and boring. (BRIT INFORMAL)
They just sat there ~ing about what lectures they had tomorrow.
= prattle
VERB: V about n, also V disapproval
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Witter on means the same as ~ .
They started ~ing on about their last trip to Provence.
PHRASAL VERB: V P about n, also V P