line thrown from a vessel that people can cling to in order to save themselves from drowning
line that raises or lowers a deep-sea diver
support that enables people to survive or to continue doing something (often by providing an essential connection); "the airlift provided a lifeline for Berlin"; "she offered me a lifeline in my time of grief"
property of a personal character that is portable but not used in business; "she left some of her personal effects in the house"; "I watched over their effects until they returned"
having the function of uniting a group of similar things; "the Democratic Party is an umbrella for many liberal groups"; "under the umbrella of capitalism"
a formation of military planes maintained over ground operations or targets; "an air umbrella over England"
a lightweight handheld collapsible canopy
covering or applying simultaneously to a number of similar items or elements or groups; "an umbrella organization"; "umbrella insurance coverage"
providing protective supervision; watching over or safeguarding; "daycare that is educational and not just custodial"; "a guardian angel"; "tutelary gods"
an accumulation of jobs not done or materials not processed that are yet to be dealt with (especially unfilled customer orders for products or services)