Baker \Bak"er\, n. [AS. b[ae]cere. See Bake, v. i.]

1. One whose business it is to bake bread, biscuit, etc.

2. A portable oven in which baking is done. [U.S.]

A baker's dozen, thirteen.

Baker foot, a distorted foot. [Obs.]

--Jer. Taylor.

Baker's itch, a rash on the back of the hand, caused by the irritating properties of yeast.

Baker's salt, the subcarbonate of ammonia, sometimes used instead of soda, in making bread.

Source: Webster's Revised Unabridged Dictionary (1913)