Definition of "clowder"
clowder
/klaʊ̯dɚ/
noun
plural clowders
A group of cats or other small felines.
Quotations
A Brooklyn friend who persists in feeding the host of creatures - including me - who appear at her door will be delighted to know that the most nonchalant recipients of her largesse may be referred to as a clowder of cats.
1984 15 April, Nelson Bryant, “Bevies of Terms Befuddle Prides”, in The New York Times
Leonard: You’re clearly upset about Amy being gone, and you’re trying to replace her with a bunch of cats. / Sheldon: Clowder. / Leonard: What? / Sheldon: A group of cats is a clowder. Or a glaring. It’s the kind of thing you ought to know now that we have one.
2010, The Big Bang Theory, episode “The Zazzy Substitution”