To sign again; to provide one's signature again. / (by extension) To sign a contract renewing or restarting a professional relationship, such as that of a professional athlete with a sports team.

Alternative form of at sign

plural of signal-to-noise ratio

(sciences) A figure of merit comparing the strength of a signal carrying information to the noise interfering with it.

(US, chiefly Pennsylvania) A geometric design usually consisting of a star or flower placed in a circular field, used by the Fancy Dutch on buildings such as barns, often said to be intended as a ward against evil in former times.

A release of stress through breathing motions. / (idiomatic) A reassurance or support, something that reduces stress from an arduous activity.

(idiomatic) Immediately when sighted. / (by extension) Immediately something has come to one's attention.

(climbing) An ascent of a route without falling, when one has been advised on it or has seen it.

(slang) Alternative form of out of sight

(euphemistic, sometimes humorous) Something visually unappealing, ranging from mildly unattractive to utterly disgusting in appearance.