cold-call
verb /ˌkəʊld ˈkɔːl/
  /ˌkəʊld ˈkɔːl/
Verb Forms
| present simple I / you / we / they cold-call |  /ˌkəʊld ˈkɔːl/  /ˌkəʊld ˈkɔːl/ | 
| he / she / it cold-calls |  /ˌkəʊld ˈkɔːlz/  /ˌkəʊld ˈkɔːlz/ | 
| past simple cold-called |  /ˌkəʊld ˈkɔːld/  /ˌkəʊld ˈkɔːld/ | 
| past participle cold-called |  /ˌkəʊld ˈkɔːld/  /ˌkəʊld ˈkɔːld/ | 
| -ing form cold-calling |  /ˌkəʊld ˈkɔːlɪŋ/  /ˌkəʊld ˈkɔːlɪŋ/ | 
- cold-call somebody to phone somebody that you do not know, in order to sell them something- Fraudsters would cold-call residents with offers of solar electricity.