Keep tabs on a tabby

• Care for a calico
• Watch Fluffy
• Help a vacationing neighbor, in a way
• Look in on Fluffy
• Watch a pet for a friend
• Feed Fluffy for a friend
• Clean litter for a weekend, say
• Help a neighbor, perhaps
• Keep tabs on a friend's tabby, say

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