SPListItem.Delete Method

Deletes the item.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Available in Sandboxed Solutions: Yes
Available in SharePoint Online

[ClientCallableExceptionConstraintAttribute(FixedId = "4", Condition = "Operation is not supported.Cannot find the Entity Instance to delete.", 
	ErrorType = typeof(InvalidOperationException))]
[ClientCallableMethodAttribute(Name = "DeleteObject", RemoveThisObjectFromParentCollection = true)]
[ClientCallableExceptionConstraintAttribute(FixedId = "thresholdexceeded", ErrorCode = , Condition = "Throttling limit is exceeded by the operation.", 
	ErrorType = typeof(SPQueryThrottledException))]
[ClientCallableExceptionConstraintAttribute(FixedId = "1", Condition = "Item does not exist. It may have been deleted by another user.", 
	ErrorType = typeof(ArgumentException))]
[ClientCallableExceptionConstraintAttribute(FixedId = "2", ErrorCode = , Condition = "Expanded recurrence items cannot be update.", 
	ErrorType = typeof(SPException))]
[ClientCallableExceptionConstraintAttribute(FixedId = "3", Condition = "User does not have permissions to update this list item.", 
	ErrorType = typeof(UnauthorizedAccessException))]
public override void Delete()

This method deletes the current list item from its store.