meaningful

1) It means a lot
2) It means something powerful
3) It's actually effective

A) Give me a suggestion!
B) Dye yourself white!
A) Why?
B) You'll avoid being in trouble with the police!
A) Oh, okay!

...
A) I'm back! Thanks! That was a great and meaningful suggestion!
B) No worries!

by LappySheep April 24, 2017