A productive cough is a more serious when: 1  It produces sputum from the lungs (not postnasal drainage). 2  The sputum is rust-colored or contains bright red blood. 3  It lasts longer than 10 days. 4  It occurs with other symptoms. 5  These may include: 6  Fever and chills. 7  Shortness of breath. 8  Chest pain. 9  Night sweats.
Ahoy (/ÉËhÉÉª/) is a signal word used to signal a ship or boat, stemming from the Middle English cry, 'Hoy!'. The word had fallen into obsolescence before rising from obscurity as the sport of sailing rose in popularity. 'Ahoy' can also be used as a greeting, a warning, or a farewell.
buoy. n. 1. A float placed in water and usually moored, as to mark a location, enable retrieval of a sunken object, or record oceanographic data. 2. A life buoy. tr.v. buoyed, buoyÂ·ing, buoys. 1. To keep afloat or aloft: a glider buoyed by air currents. 2.