DOUBLE DUTY LXXII

Credit:
NY Times Crossword
October 29, 2013
Robert Cirillo

The answers to the following clues will each contain two words. Both of these words can be followed by the same word to form common phrases.

1. Signal at the Vatican, perhaps
2. Garden avian fixture
3. Military strength using artillery
4. _____  _____ of - completely gone
5. Traffic metaphor for permission

Answers:

1. WHITE SMOKE
2. BIRD BATH
3. FIRE POWER
4. CLEAN OUT
5. GREEN LIGHT

Word that can follow both words of each answer:

HOUSE - White House, Smoke house, Bird house .............etc.