Coat of arms of Slade

The blazon

or, fretty gu. on a chief of the last, three trefoils, slipped, of the first. — Crest, a lion s head, erased, gu. pierced with an arrow ppr. Slade, ov Slader, [Bedfordshire, Huntingdonshire, and Rushton, Northamptonshire,] ar. three horses heads, erased, sa. a chief gu. — Crest, a horse s head, erased, sa.

A blazon is the description of a coat of arms in the technical language of heraldry. The drawing comes from that text, and from nothing else.