mini (minis plural )A mini is the same as a mini-skirt. n-count
mini-
Mini- is used before nouns to form nouns which refer to something which is a smaller version of something else. prefix
Provisions may be purchased from the mini-market..., We were playing mini-golf.
mini-break (mini-breaks plural )A mini-break is a short holiday.
(BRIT, JOURNALISM) n-count
mini-series (mini-series plural )A mini-series is a drama shown on television in two or three parts, usually in one week. n-count
mini-skirt (mini-skirts plural ), miniskirt A mini-skirt is a very short skirt. n-count