IPA: /saɪn/
KK: /saɪn/
To communicate or express something using gestures, symbols, or sign language.
She can sign fluently in American Sign Language.
Past: signed
Past Participle: signed
A symbol or object that conveys information or instructions, often used to indicate something or to advertise a place.
The traffic sign warned drivers to slow down.
To write one's name on a document to show approval or agreement, or to use gestures to communicate.
She decided to sign the contract after reviewing all the details.
Past: signed
Past Participle: signed
Sign → It is derived from the Latin word "signum" (meaning mark or token). The word 'sign' refers to a mark or indication that conveys meaning or information.
Think of a 'mark' ('signum') that indicates something important — that's what a sign does.