Dictionary and Thesaurus

Definition of Whatchamacallum

• (noun) something unspecified whose name is either forgotten or not known; "she eased the ball-shaped doodad back into its socket"; "there may be some great new gizmo around the corner that you will want to use"

Synonyms of Whatchamacallum

• Doodad
• Doohickey
• Doojigger
• Gimmick
• Gizmo
• Gismo
• Gubbins
• Thingamabob
• Thingumabob
• Thingmabob
• Thingamajig
• Thingumajig
• Thingmajig
• Thingummy
• Whatchamacallit
• Whatsis
• Widget

Antonyms of Whatchamacallum

Homophones of Whatchamacallum