The term 'ROSE Ominously' can be broken down into two words, 'ROSE' and 'Ominously'. The word 'ROSE' is a noun that refers to a type of flower, while the word 'Ominously' is an adverb that describes something that is foreboding or threatening. Together, the phrase 'ROSE Ominously' suggests a sense of impending danger or doom. The crossword solution for this term is 'LOOMED', which is a verb that means to appear gradually and gradually become more noticeable. This suggests that the danger or doom is slowly but surely approaching.