for short
From Longman Dictionary of Contemporary Englishfor shortfor shortused as a shorter way of saying a name His name’s Maximilian, but we just call him Max for short. → shortExamples from the Corpusfor short• He's actually called Jeremy, but everyone who knows him calls him Jem for short.• His name's Maximilian, but we just call him Max for short.• Hi, my name's Moses -- Mo for short.