I. ˈbi-kər noun
Etymology: Middle English biker
Date: 14th century
1. : petulant quarreling : altercation
2. : a sound of or as if of bickering
II. intransitive verb
( bick·ered ; bick·er·ing ˈbi-k(ə-)riŋ)
Date: 15th century
1. : to engage in a petulant or petty quarrel
bicker ing over money
2.
a. : to move with a rapidly repeated noise
a bicker ing stream
b. : quiver , flicker
• bick·er·er -kə-rər noun