Do people interpret 'huh' as a literal phonetic? I've always interpreted it to mean a number of different sounds people make—unlike, say, "oh" which is a litera

Do people interpret 'huh' as a literal phonetic? I've always interpreted it to mean a number of different sounds people make—unlike, say, "oh" which is a literal sound associated with english. Naturally people literally do make the "huh" sound in some sort of feedback loop, but I can't be the only one who interprets it like this....