Watch a kitty

• Watch Fluffy for a friend
• Keep tabs on a friend's tabby, say
• Look after a Persian
• Keep tabs on a tabby
• Help a vacationing neighbor, in a way
• Help a neighbor, perhaps
• Look in on Fluffy
• Feed Fluffy for a friend
• Watch Fluffy

Wiktionary Word definitions in Wiktionary
vb. To babysit for (gloss: take care of) a cat.