【double time】 —a much faster rate than specified or previously used:

• Time was when this old heart would have throbbed in double-time at the sight of such a fairy form!

【two time】 —(attrib.)

1. is used of smth. that has happened twice (often in sports contexts):

• John Barnes was quick to downplay any worries about his two-time championship team.

2. said of an unfaithful or treacherous person:

• Rob was planning to defend a two-time crook being charged with conspiracy to murder.

Note: The expression does not correlate in meaning with its formal French counterpart deux temps—a kind of waltz, more rapid than the ordinary:

• The few people that were there were dancing the trois temps—one is only allowed to dance the deux temps when the Empress is there.