KNOLL Meaning of KNOLL in English [knoll] n [ME knol, fr. OE cnoll; akin to ON knollr mountaintop] (bef. 12c): a small round hill: mound [2]knoll vb [ME, prob. alter. of knellen to knell] (15c) archaic: knell Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012