no 吃饭 doesn’t always mean have a meal, when asking if some one would prefer rice or noodle, it’s ‘吃饭还是吃面‘ ( you eat rice or noodle), it heavily depends on the c

no 吃饭 doesn’t always mean have a meal, when asking if some one would prefer rice or noodle, it’s ‘吃饭还是吃面‘ ( you eat rice or noodle), it heavily depends on the context.