Entry 2 senses · 2 variants Webster, 1913 Underfoot /ŭnˌ-dẽrf-o͝ot'/ · Un·der·foot · IPA /ʌndɚˈfʊt/ adv. a. 01 adv. Under the feet; underneath; below. See Under foot, under Foot, n. 1. Under the feet; underneath; below. See Under foot, under Foot, n. See: Foot 02 a. Low; base; abject; trodden down. 1. Low; base; abject; trodden down.