Outpace
[,aut'peis]
Definition
(verb.) surpass in speed; 'Malthus believed that population increase would outpace increases in the means of subsistence'.
Edited by Adela--From WordNet
Definition
(v. t.) To outgo; to move faster than; to leave behind.
Inputed by Frances
Definition
v.t. to walk faster than.
Checked by Hillel