Be cautious using 'gringo'; some may find it disrespectful or stereotyping. 'Is he a gringo?' 'Let's just say he's an international visitor.'
Pro Tip 2/3
Colloquial Usage
'Gringo' is very casual, suitable for informal conversations but not formal settings. In a friendly chat: 'You're the first gringo I've met here!'
Pro Tip 3/3
Cultural Nuance
'Gringo' often implies cultural or social differences, beyond just being a foreigner. You cook like a gringo, preferring peanut butter over spicy salsa!