noun
Definition 1
Termination of leg beginning at ankle.
Source: Concise Oxford Dictionary
Context: As photographer and fan Dennis Sterne says, "Flip-flops keep your feet cooler but aren't very manoeuvrable."
Source: Financial Times 03/04/2010 (Nicola Copping)
Definition 2
Lineal measure of 12 inches.
Source: Concise Oxford Dictionary
Context: Natural gas was down 2 per cent, to $4.78 per 1,000 cubic feet.
Source: Financial Times 22/07/2010 (FT Reporters)
Definition 3
Lower, usually projecting part, base.
Source: Concise Oxford Dictionary
Context: On the foot of the glass is the signature of Jacob Sang (died about 1785).
Source: Art of Glass: Glass in the Collection of the National Gallery of Victoria, Geoffrey Robert Edwards, National Gallery of Victoria (Google Books)