MALE: This refers to the threaded end of the fitting that screws onto a female threaded port.
37° JIC: JIC stands for Joint Industry Council, which is a set of standards for hydraulic fittings. The 37° refers to the angle of the flare on the fitting.
RIGID: This means the fitting is not swivelable and creates a fixed connection.
BITE TO WIRE: This describes how the fitting connects to the hose. It has teeth that grip the wire reinforcement inside the hose for a strong, leak-proof connection.