noun

• (engineering) Initialism of degree of bending.

verb

• (slang, chiefly Australia, New Zealand) To report (a person) to someone in authority for a wrongdoing.
  "I’ll dob on you if you break in."
• (slang, chiefly Australia) To do one's share; to contribute.
  "We all dobbed in for a gift when he retired."
• (slang, chiefly Australia) To nominate a person, often in their absence, for an unpleasant task.
  "I arrived just after the meeting had started and found myself dobbed in to take the minutes."
• (slang, Northern Ireland) To play truant
  "Parents were taken to court 189 times in the Western region over the past five years because their children were ‘dobbing’ school.¶ The Education Minister John O’Dowd revealed the number of parents taken to court due to children being absent from school […]"

verb

• (intransitive, sometimes humorous) In the scouting movement, to chant dob to indicate that one will do one's 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."

noun

• (engineering) Initialism of degree of bending.
  "Through-the-thickness stress distribution characterized by the degree of bending (DoB) has a major effect on the fatigue behavior of tubular joints commonly found in steel offshore structures. The determination of DoB values is essential for improving the accuracy of fatigue life estimation using the stress-life (S–N) method […]"