The act of farting when you think there is nobody around only to immediately discover there is someone else there and they DEFINITELY heard it.

Derived from the wry smile and quick glance away when you spot said other person.
Dropped a Baggers Smile in the office today, I didn’t realise Nadine had come in and sat behind me. It was a loud one as well!
by CF Enterprises July 27, 2021
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