1 N-UNCOUNT 超在禅定（法）；超脱静坐 TM is a kind of meditation, in which people mentally relax by silently repeating special words over and over again. TM is an abbreviation for 'transcendental meditation'. 超在禅定（法）；超脱静坐

2 TM is a written abbreviation for (书面缩略=) trademark.