Take a stand is an expression that means to express one's opinion or position on a particular issue. The three crossword solutions for this term are ACT (3 letters), OPINE (5 letters), and POSE (4 letters). To ACT is to do something, to OPINE is to express an opinion, and to POSE is to put forward a suggestion or idea. Together, these words suggest that taking a stand involves actively expressing one's opinion or position on an issue.