† Fortin sb.

Obs. [a. F. fortin, dim. of fort: see FORT sb.] A small fort; a field-fort.

1706.  Phillips (ed. Kersey), Fortin, or Field-fort.

1721–36.  in Bailey.

1744.  Hanmer, conjecture, in Shaks., 1 Hen. IV., II. iii. 55. Of palisadoes, fortins [1623, frontiers], parapets.