verb (used with object)
- to support, hold, or bear up from below; bear the weight of, as a structure.
- to bear (a burden, charge, etc.).
- to undergo, experience, or suffer (injury, loss, etc.); endure without giving way or yielding.
- to keep (a person, the mind, the spirits, etc.) from giving way, as under trial or affliction.
- to keep up or keep going, as an action or process: to sustain a conversation.
- to supply with food, drink, and other necessities of life.
- to provide for (an institution or the like) by furnishing means or funds.
- to support (a cause or the like) by aid or approval.
- to uphold as valid, just, or correct, as a claim or the person making it: The judge sustained the lawyer’s objection.
- to confirm or corroborate, as a statement: Further investigation sustained my suspicions.
- to hold up under; withstandto sustain great provocation
- to undergo (an injury, loss, etc); sufferto sustain a broken arm
- to maintain or prolongto sustain a discussion
- to support physically from below
- to provide for or give support to, esp by supplying necessitiesto sustain one’s family; to sustain a charity
- to keep up the vitality or courage of
- to uphold or affirm the justice or validity ofto sustain a decision
- to establish the truth of; confirm
- music the prolongation of a note, by playing technique or electronics
v.late 13c., from Old French sustenir “hold up, endure,” from Latin sustinere “hold up, support, endure,” from sub “up from below” (see sub-) + tenere “to hold” (see tenet). Related: Sustained; sustaining.