'high sign' definitions:
Definition of 'high sign'
(from WordNet)
noun
A silent signal of warning or recognition; "she started to speak but he gave her the high sign"
Synonyms of 'high sign'
From: Moby Thesaurus
- aid to navigation,
- alarm,
- amber light,
- balefire,
- beacon,
- beacon fire,
- bell,
- bell buoy,
- blinker,
- blue peter,
- buoy,
- caution light,
- danger sign,
- early symptom,
- falling barometer,
- flare,
- fog bell,
- fog signal,
- fog whistle,
- foghorn,
- gathering clouds,
- glance,
- go light,
- gong buoy,
- green light,
- heliograph,
- international alphabet flag,
- international numeral pennant,
- kick,
- leer,
- marker beacon,
- nod,
- nudge,
- office,
- omen,
- parachute flare,
- pilot flag,
- poke,
- police whistle,
- precursor,
- preliminary sign,
- premonitory sign,
- premonitory symptom,
- prodroma,
- prodrome,
- quarantine flag,
- radio beacon,
- red flag,
- red light,
- rocket,
- Roman candle,
- sailing aid,
- semaphore,
- semaphore flag,
- semaphore telegraph,
- sign,
- signal,
- signal beacon,
- signal bell,
- signal fire,
- signal flag,
- signal gong,
- signal gun,
- signal lamp,
- signal light,
- signal mast,
- signal post,
- signal rocket,
- signal shot,
- signal siren,
- signal tower,
- skull and crossbones,
- SOS,
- spar buoy,
- stop light,
- storm petrel,
- stormy petrel,
- symptom,
- the nod,
- the wink,
- thundercloud,
- thunderhead,
- tip,
- tip-off,
- touch,
- traffic light,
- traffic signal,
- warning,
- warning sign,
- warning signal,
- watch fire,
- white flag,
- wigwag,
- wigwag flag,
- wink,
- yellow flag,
- yellow jack