dyb

Etymology

Short for do your best. dyb (or dib) and dob were used as abbreviated forms of do your best and do our best in certain Scout chants.

verb

1. (intransitive, sometimes humorous) In the scouting movement, to chant dyb, meaning "do your best" (to follow the scouting laws).
   I used to get through the dibbing and dobbing all right but during the howling I usually rolled over backwards. 2009, Clive James, Unreliable Memoirs, page 54
   'I'm a scout,' she smiled at him. The boy, in his turn, stared at Sam. He'd heard somewhere that scouting had got more trendy lately, that it was more snowboarding and surfing than dib-dib-dibbing and doing old ladies' gardens. 2009, Wendy Holden, Beautiful People
   Why were there 212 fatalities at the first boy scout camp? There wasn't much dybbing and dobbing at Robert Baden-Powell's first scout camp as the camp in question was in Mafeking and took place during a particularly nasty siege[…] 2009, Justin Pollard, The Interesting Bits