1) Intimate relationship 
The Shidduch (שִׁדּוּךְ, pl. shidduchim שִׁדּוּכִים, Aramaic שידוכין) is a system of matchmaking in which Jewish singles are introduced to one another in Orthodox Jewish communities for the purpose of marriage. == The practice == In strictly Orthodox Jewish circles, dating is limited to the search for a marriage partner....
A Jewish match for marriage. See also Shadchen.