Alligator/ˈælɪɡeɪtər/ Definition 1 of 3Pro Tip 1/3Not Just Green Alligators can also be black or gray; 'green' can refer to the common color seen. A nearly black alligator slid into the murky waters. Pro Tip 2/3Safety First Mention of alligators often implies potential danger or caution in the context. The campsite near the alligator habitat had warning signs. Pro Tip 3/3Cultural Symbol In the US South, alligators are a cultural symbol and tourist attraction. At the state fair, the alligator exhibit celebrated local wildlife.