1. (

• vanguard ,
• forefront ,
• cutting_edge

) the position of greatest importance or advancement; the leading position in any movement or field; "the Cotswolds were once at the forefront of woollen manufacturing in England"; "the idea of motion was always to the forefront of his mind and central to his philosophy" ;

2. (

• knife_edge ,
• cutting_edge

) the sharp cutting side of the blade of a knife ;

1. (

• up-to-date ,
• up_to_date ,
• cutting-edge ,
• with-it

) in accord with the most fashionable ideas or style; "wears only the latest style"; "the last thing in swimwear"; "cutting-edge technology"; "a with-it boutique" ;