Английский словарь американских идиом - cut teeth

{v. phr.} 1. To have teeth grow out through the gums. * /The baby was cross because he was cutting teeth./ 2. or cut eye teeth {informal} To learn something very early in life; gain experience; start by learning or doing. - Used with a possessive, usually used with "on". * /The professional ball player cut his teeth on a baseball bat in the sandlots./ * /Mr. Jones's company is building the new Post Office in town but Mr. Jones cut his eye teeth as a carpenter./