In a minute means very soon, but not right now. I will do it in a minute.
Said by a child it means never, which every parent knows. It is a promise with no time attached, and its vagueness is the whole point.
1phrasein a minuteVery soon, but not right now.
“He said he would come down in a minute and stayed upstairs an hour.”
in a minute is a phrase.
Practised in Small Talk & Everyday Phrases