Leo: Ok. You did say "aft."
Rog Murtaugh: A-F-T. Aft!
Leo: And that's a fucking word?
Rog Murtaugh: In the back of the cabin, on the right side, Leo!
Leo: Well, why didn't you just say that to begin with, Roger. I love these people get around boats and water. All of a sudden, everything becomes fucking nautical! Astern! Avast, ye landlubbers! Man the bilge pump! Pump your fucking ass!

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Leo can't find his bag in the boat and he gets frustrated with Rog for using boating terms.

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