[ T ] to make a soft substance have a particular shape:
This plastic is going to be moulded into plates.
The children moulded little pots out of/from (= made them by shaping) clay.
[ T ] to try to change or influence someone:
He kept trying to mould me into something he wanted me to be.
[ I usually + adv/prep ] to fit the body very closely:
She was wearing an extremely tight costume that moulded to/round the contours of her body.