The term 'DEBATER' is a seven letter crossword solution for the phrase 'School Team Member Who Argues a Lot'. A DEBATER is someone who participates in a debate, which is a formal discussion on a particular topic in which two sides present opposing arguments. Debaters must be knowledgeable on the topic and be able to present their argument in a persuasive and logical manner. Debaters must also be able to think quickly and respond to counterarguments. Debating is a popular activity in schools, and debaters are often part of a school team.