(During the Second World War (1939–45)) an anti-tank grenade covered with an adhesive substance to make it stick to its target; (in later use) any bomb designed to stick to its target.
Origin
1940s; earliest use found in Winston Churchill.
Definition of sticky bomb in US English:
sticky bomb
noun
(During the Second World War (1939–45)) an anti-tank grenade covered with an adhesive substance to make it stick to its target; (in later use) any bomb designed to stick to its target.