¹ side noun

• a place, space, or direction that is away from or beyond the center of something —often used with on or to
• an outer surface or part of something —often + of
• one of the surfaces of an object that is not the front, back, top, or bottom—often + of

² side adjective

• of or located on the side of something
• happening or done in addition to the main or most important thing
• in addition to the main meal

³ side verb

• to cover the outside walls of (a building) with long pieces of material (called siding)

⁴ side noun

• an unpleasantly proud attitude or way of behaving