1. To clandestinely steal the Beef Wellington from a neighbor's plate at a dinner party.
2. A baudy, yet intentionally vague, sexual innuendo.
1. "I'm never inviting Sara over for dinner again! I caught her pilfering the wellington!"
2. "Christine, how about we get a few drinks and pilfer the wellington?"
by Laurence Wellington III May 20, 2013
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