n.
Pronunciation: ' b ō st
Function: noun
Etymology: Middle English boost
Date: 14th century
1 : the act or an instance of boasting : BRAG
2 : a cause for pride
– boast · ful \ ' b ō st-f ə l \ adjective
– boast · ful · ly \ -f ə -l ē \ adverb
– boast · ful · ness noun