v.
Pronunciation: ' gr ə n-t ə l
Function: transitive verb
Inflected Form: grun · tled ; grun · tling \ ' gr ə nt-li ŋ , ' gr ə n-t ə l-i ŋ \
Etymology: back-formation from disgruntle
Date: 1926
: to put in a good humor <were gruntled with a good meal and good conversation ― W. P. Webb>