Definition of "obliquely"

Then, advancing obliquely towards us, came a fifth.

1898, H.G. Wells, The War of the Worlds, London: William Heinemann, page 99

Finally I descended the hill, obliquely, towards the trees I had seen.

1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], part I, page 206