Reid, Lott, and Tom are all members of a Senate. Reid is a four letter word, Lott is also a four letter word, and Tom is a three letter word. All three of these individuals have been elected to serve in the United States Senate, which is the upper house of the United States Congress. The Senate is composed of 100 members, two from each state, who serve six-year terms. Senators are responsible for debating and voting on legislation, confirming presidential appointments, and providing advice and consent on treaties.