John Han·cock 
/ˈʤɑ:nˈhænˌkɑ:k/ noun
plural ∼ -cocks /ˈʤɑ:nˈhænˌkɑ:k/ noun [count] US : a person's signature
▪ He put his John Hancock on the contract. [=he signed the contract]
▪ He put his John Hancock on the contract. [=he signed the contract]
