No definitions found for 'return signal'
Perhaps one of these:
retriment,
retirement savings plan,
return flue,
retirement account,
road runner,
retransmit,
retrenchment,
red-rimmed,
return da,
rotary motion,
return from the dead,
rother nail,
readorn,
returning officer,
retransformation,
retiring board,
retrench,
redhorn,
rotarian,
retranslate,
red drum,
retirement,
returner,
returned,
returnless,
red-orange,
return to,
retromingent,
rdram,
return on invested capital,
rdrn,
road train,
rhaeto-romanic,
retirement savings account,
reiterant,
retiring,
return of writs,
returning board,
retorno habend,
retirement community,
retrenched,
re-turn,
retronym,
retransform,
red army faction,
ritornello,
rota romana,
return ticket,
return from interrupt,
retirement plan,
retiring pension,
red darnel,
retromingency,
red worm,
returning,
retirement complex,
reeder, nd,
returns,
return crease,
return pipe,
retirement pension,
return address,
returnable,
retrim,
roadrunner,
redhorns,
rotary engine,
return key,
retrain,
return bend,
rotary wing,
ritornelle,
return day,
rutheron,
rotary international,
retromandibular vein,
retirement fund,
redrawing,
red herring,
ryder, nd,
return on investment,
redrawn,
reed wren,
retirement check,
return,
retrenching,
rhaeto-romance,
retraining,
retirement program,
return to zero,
retirement benefit,
return ball