signal+of+distress
51beacon — Synonyms and related words: AM transmitter, FM transmitter, Klaxon, Mayday, RT transmitter, Roman candle, SOS, Texas tower, Very flare, aid to navigation, air raid alarm, airport beacon, airway beacon, alarm, alarm bell, alarm clock, alarm signal …
52foghorn — Synonyms and related words: Klaxon, Mayday, Roman candle, SOS, aid to navigation, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, amber light, balefire, beacon, beacon fire, bell, bell buoy, blinker,… …
53police whistle — Synonyms and related words: Klaxon, Mayday, Roman candle, SOS, aid to navigation, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, amber light, balefire, beacon, beacon fire, bell, bell buoy, blinker,… …
54union down — adverb : with the flag reversed so that its union is downward a flag flown union down is a signal of distress at sea * * * union down, (of a flag or ensign) displaying the union at the lower corner next to the staff, instead of in its normal… …
55flag — flag1 flagger, n. flagless, adj. /flag/, n., v., flagged, flagging. n. 1. a piece of cloth, varying in size, shape, color, and design, usually attached at one edge to a staff or cord, and used as the symbol of a nation, state, or organization, as …
56alert — Synonyms and related words: Klaxon, Mayday, SOS, active, admonish, advertent, advise, agile, agog, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert for, alive, all clear, all ears, all eyes, animated, apt, arouse,… …
57siren — Synonyms and related words: Circe, Davy, Davy Jones, Don Juan, Dylan, Euryale, Gorgon, Jezebel, Klaxon, Lorelei, Mayday, Medea, Medusa, Neptune, Nereid, Nereus, Oceanid, Oceanus, Parthenope, Poseidon, SOS, Siren, Stheno, Thetis, Triton, Varuna,… …
58tocsin — Synonyms and related words: Klaxon, Mayday, SOS, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, beacon, blinking light, burglar alarm, buzzer, crostarie, fiery cross, fire alarm, fire bell, fire flag, five …
59Klaxon — Synonyms and related words: Mayday, SOS, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, beacon, blinking light, boiler factory, boiler room, bull roarer, burglar alarm, buzzer, catcall, cherry bomb, clack …
60Mayday — Synonyms and related words: Klaxon, SOS, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, beacon, blinking light, burglar alarm, buzzer, crostarie, fiery cross, fire alarm, fire bell, fire flag, five minute… …
