v. 1 tr. & intr. obstruct (discussion or investigation) or be obstructive with evasive answers or denials etc. 2 intr. Cricket bat with excessive caution. stonewaller n. stonewalling n.
STONEWALL
Meaning of STONEWALL in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012