sag off

verb4

1. •
   To skive; to fail to attend school when required to do so.

   • "I was in the third year at school and I was sagging off with a few of my mates. We were on a building site and two of us got arrested and given a caution. " — 1995
2. •
   To back off from an opponent against whom one is defending.

   • Instead, the on-ball defender (in zone or man) will sag off toward the basket, cutting off passing lanes and adding more help to the interior. — 2002
3. •
   To fall in share price.

   • That was considered to be largely in sympathy with the course of the wheat market and a willingness on the part of crushers to permit quotations to sag off before according fresh support. — 1917
4. •
   To move too far leeward when sailing on the wind.

   • The more the backstay is tightened, the less the headstay will sag off to leeward, forming a rigid and more efficient arc along the luff of the genoa while beating to weather. — 1982