un·der·foot 
(ŭn′dər-ft)
(ŭn′dər-ft)adv.
1. Below or under the foot or feet; against the ground: trampled the plants underfoot.
2. At or under the foot or feet; on the ground: moist, cool, soft grass growing underfoot.
3. Hindering progress; in the way: pets, toys, and children underfoot.