Boeing 737 "pig"
McDonnell Douglas MD-11 (and / or DC-10) "scud"
Embraer ERJ-135/140/145 "Jungle Jet" (also heard "bullet" and "dart")
Boeing 747 "lump"
Airbus A380 "whale"
McDonnell Douglas MD-80 (and / or DC-9) "mad dog"
anything with a CFM engine "hair dryer"
Thirty five years in the industry and the only one I recognise there is The A380/Whale.
Here's a few well known around our place.
A380-Fuglybus
Concorde-Bent Nail
ATP-Avros Taking the P**s
B787-Nightmareliner/Screamliner