1. [adj]  added as a consequence or supplement; "a side benefit"
2. [adj]  minor or subordinate; `by' is often used in combination; "a side interest"; "a by (or bye) effect"; "only a by comment"; "by-election"; "bye-election"; "a by-product"; "by-play"
3. [adj]  located on a side; "side fences"; "the side porch"

SIDE(A) is a 7 letter word that starts with S.