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Kick the tires and light the fires
This phrase refers to the pre flight inspection, kicking the tires, a pilot performs on his/her aircraft before hopping in and starting the engines, the fires part comes from old planes having very short exhaust manifolds, so flames could often be seen at the tips of the headers on startup with fuel priming and rich fuel setting.
Cookers
Bird
Copy Shot
Dirty up
Hot rock
Chop and drop
Running on fumes
Conga line
Conga line is a dance people engage in when they have consumed enough alcohol to impair their judgement. The "dancers" form a line, holding the next one on the waist, and they proceed more or less rhytmically more or less forward in what can best be discribed as a squigly manner.
With aircraft, a conga line is a formation of aircraft, proceeding at a common general heading one after another, but not in a military like precicion when it comes to distancing and track.
Dry/wet feet
Bag= flight suit
Use of Bag to describe the flight suit comes from it's saggy fit. The fabric, at least in older ones, was certainly not stretchy, so the form of the suit had to be such, that it felt comfortable when sitting and operating knobs, buttons and such in cockpit. This, unfortunately, made the suits look saggy and baggy when the pilot was posing heroicly by the aircraft...