doubling verbal noun. ['dʌblɪŋ] LME.
[from DOUBLE verb + -ING¹.]
1. The action of DOUBLE verb. Also foll. by up. LME.
■ R. W. Emerson The rapid doubling of the population.
■ A. Garve Intourist had given some of our booked rooms to a delegation from Mongolia, which meant a lot of doubling up. Melody Maker A violinist anxious to learn a 'doubling instrument'.

2. Heraldry. The lining of a garment. L16.

3. A sudden change of direction; fig. an evasion, a deceitful action. E17.

4. The state of being folded; a fold. M17.

[TahlilGaran] English Dictionary ▲