Passant

[Sarah]

Walking; -- said of any animal on an escutcheon, which isrepresented as walking with the dexter paw raised.

[Merna]

(of an animal) represented as walking, with the right front foot raised. The animal is depicted in profile facing the dexter side with the tail raised, unless otherwise specified (e.g. as ‘passant guardant’).

[Gregory]

French for in passing: if you say something en passant, you mention it quickly while talking about something else: