▁called ▁a ▁hero ▁call . ▁Call ing ▁a ▁bet ▁prior ▁to ▁the ▁final ▁bet ting ▁round ▁with ▁the ▁intention ▁of ▁bl uff ing ▁on ▁a ▁later ▁bet ting ▁round ▁is ▁called ▁a ▁float . ▁ ▁In ▁public ▁card rooms , ▁placing ▁a ▁single ▁chip ▁in ▁the ▁pot ▁of ▁any ▁value ▁sufficient ▁to ▁call ▁an ▁out standing ▁bet ▁or ▁raise ▁without ▁a ▁ver bal ▁action ▁declaring ▁otherwise ▁always ▁constit utes ▁a ▁call . ▁If ▁necessary , ▁any ▁" change " ▁from ▁the ▁chip ▁will ▁be ▁returned ▁to ▁the ▁player ▁at ▁the ▁end ▁of ▁the ▁bet ting ▁round , ▁or ▁perhaps ▁even ▁sooner ▁if ▁this ▁can ▁convenient ly ▁be ▁done . ▁If , ▁when ▁it ▁is ▁a ▁player ' s ▁turn ▁to ▁act , ▁the ▁player ▁already ▁has ▁an ▁o vers ized ▁chip ▁in ▁the ▁pot ▁that ▁has ▁not ▁yet ▁been ▁" changed " ▁and ▁that ▁is ▁of ▁sufficient ▁value ▁to ▁call ▁an ▁out standing ▁bet ▁or ▁raise , ▁then ▁the ▁player ▁may ▁call ▁by ▁t apping ▁the ▁table ▁as ▁if ▁checking . ▁ ▁In ▁public ▁card rooms ▁and ▁cas inos ▁where ▁ver bal ▁declarations ▁are ▁binding , ▁the ▁word ▁" call " ▁is ▁such ▁a ▁declaration . ▁ ▁In ▁public ▁card ▁rooms , ▁the ▁practice ▁of ▁saying ▁" I ▁call , ▁and ▁raise ▁$ 1 0 0 " ▁is ▁considered ▁a ▁string ▁raise ▁and ▁is ▁not ▁allowed . ▁ ▁Say ing ▁" I ▁call " ▁commits ▁the ▁player ▁to ▁the ▁action ▁of ▁calling , ▁and ▁only ▁calling . ▁ ▁Note ▁that ▁the ▁verb ▁"