say it: BAK-ing
backing is a noun meaning "the act of providing approval and support". It carries 3 recorded senses.
the act of providing approval and support
“his vigorous backing of the conservatives got him in trouble with progressives”
something forming a back that is added for strengthening
financial resources provided to make some project possible
“the foundation provided support for the experiment”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for backing come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.