What does a Romulan frog use for camouflage?
-A croaking device.

Why does the ENTERPRISE stock so much toilet paper?
-To wipe out the Klingons around Uranus.

If Mr. Spock has pointed ears, what does Mr. Scott have?
-Engineers.

Q. Why did Worf change his hair color?
A. It was a good day to dye.

Did you hear that the Star Trek Doctors from The Next Generation, The Original Series and Deep Space Nine are setting up their own medical practice?
-They're going to call it "Crusher, Bones and Bashir."

Did you hear about the E.M.H. on Voyager. He started going nuts and killing all his patients.
-They're saying he's a hologramicidal maniac.