Clumsy Butt-ler Share definition Flag when someone drops their phone, and bends over and sticks their butthole in your face when picking it up He dropped his phone and gave me the ol' Clumsy Butt-ler right in my nose holes!! Clumsy Butt-ler by Sarcia26 December 19, 2019 Get the Clumsy Butt-ler mug.