[Obs. form of ENSIGN, intermed. between that and antient, ANCIENT sb.2, spelt as if f. ante before + signum sign, standard.]
1576. Lambarde, Peramb. Kent, 78. A flagge and antsigne of their owne pride.
1583. Golding, Calvin on Deut. xii. 72. In such wise as wee may fight stoutly vnder his antsigne.