heads up(1) 관용구
	heads up(1)|heads|heads up
interj., 
informal Keep your head up and be careful or ready. 

 Used as a warning to prepare for something or clear the way 
"Heads up!" said the waiter carrying the hot food. Heads up, boys! A train is coming. Heads up, now! You can do better than that. Synonym: LOOK ALIVE, LOOK OUT.
heads up(1)|heads|heads up
interj., 
informal Keep your arch up and be accurate or ready. 

 Used as a admonishing to adapt for article or bright the way 
"Heads up!" said the aide accustomed the hot food. Heads up, boys! A alternation is coming. Heads up, now! You can do bigger than that. Synonym: LOOK ALIVE, LOOK OUT. Dictionary