Lego is an abbreviation of leg godt which means “play well.”

Volvo comes from the Latin word "volvo", which means "I roll".

Spam is a portmanteau of Spiced Ham

Pez comes from the first, middle and last letters of the German language word "Pfefferminz", meaning "peppermint".

Haribo – from the name of the founder and the German home town of the company: Hans Riegel, Bonn

Loads more brand name etymology in this amazing list! https://en.wikipedia.org/wiki/List_of_company_name_etymologies

Argos is named after the Greek city Argos because the founder, Richard Tompkins, was on holiday there when he had the idea for the store.

Adobe, from the Latin for 'extortionate'.