attrib.adj.
1 of or occurring in the past or an earlier period (in former times).
2 having been previously (her former husband).
3 (prec. by the; often absol.) the first or first mentioned of two (opp. LATTER).
Etymology: ME f. forme first, after FOREMOST
2.
n.
1 a person or thing that forms.
2 Electr. a frame or core for winding a coil on.
3 Aeron. a transverse strengthening member in a wing or fuselage.
4 (in comb.) a pupil of a specified form in a school (fourth-former).
Useful english dictionary. 2012.