1. ((informal) stupid, slow witted or dull) stupid
   - blockheaded, boneheaded, duncical, duncish, fatheaded, loggerheaded, thick, thickheaded, thick-skulled, wooden-headed, birdbrained

See also: stupid

• slicing
• slick
• slick down
• slick magazine
• slick up
• slicked
• slicked up
• slicker
• slickly
• slickness
• slide
• slide action
• slide by
• slide down
• slide fastener
• slide projector
• slide rule
• slide valve
• slider
• slideway
• sliding
• sliding board
• sliding door
• sliding keel
• sliding scale