Two partners in a romantic or sexual relationship.
Two of the same kind connected or considered together.
A small number.
One of the pairs of plates of two metals which compose a voltaic battery, called a voltaic couple or galvanic couple.
Two forces that are equal in magnitude but opposite in direction (and acting along parallel lines), thus creating the turning effect of a torque or moment.
A couple-close.
That which joins or links two things together; a bond or tie; a coupler.
To join (two things) together, or (one thing) to (another).
To join in wedlock; to marry.
To join in sexual intercourse; to copulate.
Two or (a) small number of.