loom1/lum; luːm/v [I] 1 to appear as a large, unclear, often frightening shape〔阴森地〕隐约耸现: +ahead/up etc The mountain loomed in front of us. 那座山赫然耸立在我们面前。2 if a problem or difficulty looms, it is likely to happen very soon〔问题或困难〕临近﹐逼近: My exams are looming. 我的考试逐渐逼近。