From Longman Dictionary of Contemporary Englishbe/get under your feetbe/get under your feetANNOYto annoy you by always being in the same place as you and preventing you from doing what you wantI hate summer vacation. The kids are under my feet all day long. →foot
Examples from the Corpus
be/get under your feet• The kids have been under my feet all day long.• That way you will not be under her feet.