Blu-Tack

noun, verb — 2 senses

Blu-Tack

noun

Etymology From a brand name, from blue tack.

1

Australia, New Zealand, UK A solid putty-like adhesive, originally blue in colour, used to secure items to walls and other surfaces.

It was an April Fool hoax, of course. 31200 had been rigged up with a single lightweight wooden [name] plate (loosely held on by Blu Tack).2024 January 10, Chris Gilson, “RAIL's famous five...”, in RAIL, number 1000, page 27:

Related terms: tack, tack up, tacky, mastic

Blu-Tack

verb

Etymology From a brand name, from blue tack.

1

Australia, New Zealand, UK To fix with Blu-Tack.

The power switch wasn't seated properly, and so I blu-tacked it into place.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.