Angling. [f. TAIL v.1 + -ER1.] A fish that tails: see TAIL v.1 16.

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1899.  Buxton, in 19th Cent., Jan., 120. A moderate performer with the rod … will often … pick up a grubber under the bank, a bulger here, a tailer there.

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1899.  Daily News, 22 April, 8/3. Now, like a fan, the broad, waving tail of a ‘tailer’ shows yellow in upper air.

3