The term 'Grinchy' shall apply when Christmas spirit is in short supply.

8 seconds sound clip from the How the Grinch Stole Christmas (2000) movie soundboard.

You can hear this line at 00:35:08 in the Blu-ray version of the movie.

Quote context

[...]

- And now, the nominations: for that Who among us who best typifies the qualities of Who-dom and Who-dery, the Whoville Holiday Cheermeister!

- Do I hear a nomination?

- I nominate the Grinch!

(ALL GASPING)

- My, my, my. What an altruistic daughter you have there, Lou!

- Thank you.

- Let me quote a verse from The Book of Who. Thank you.

- The term 'Grinchy' shall apply when Christmas spirit is in short supply.

- Now, I ask you, does that sound like our Holiday Cheermeister?

- True, Mr. May Who. But The Book of Who says this too...

- 'No matter how different a Who may appear, he will always be welcomed with holiday cheer.'

- Whoa. Yes, well, the Book also says, the... 'The award cannot go to the Grinch, because sometimes things get the lead pipe cinch.'

[...]