1.
to keep yourself vertical in deep water by moving your arms and legs
2.
to make no progress while you are waiting for sth to happen
1.
to keep yourself vertical in deep water by moving your arms and legs
2.
to make no progress while you are waiting for sth to happen
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005