The correct spelling of the word "foot pin" is "foot-peg". This word is spelled as [fʊt pɛg] in IPA phonetic transcription. The first syllable "foot" is pronounced as /fʊt/ with the /ʊ/ vowel sound as in "book" and the second syllable "peg" is pronounced as /pɛg/ with the /ɛ/ vowel sound as in "met". A foot-peg is a small, often metal, rod that protrudes from a motorcycle or bicycle to support the rider's foot while riding.