2. Verb. (transitive) To subject to a weigh-in. ¹
3. Verb. (intransitive with "at") To weigh. ¹
4. Verb. (intransitive idiomatic) To bring in one's weight, metaphorically speaking, to bear on an issue; (non-gloss definition frequently construed with '''on''' or '''with'''.) ¹
¹ Source: wiktionary.com