Main Entry:

²bolster

Function:

transitive verb

Inflected Form(s):

bol·stered; bol·ster·ing \-st(ə-)riŋ\

Date:

15th century

1 : to support with or as if with a bolster : reinforce 2 : to give a boost to <news that bolstered his spirits>

— bol·ster·er \-stər-ər\ noun